1022243328 has 150 divisors (see below), whose sum is σ = 3070684881. Its totient is φ = 338577408.

The previous prime is 1022243267. The next prime is 1022243351. The reversal of 1022243328 is 8233422201.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

1022243328 is a `hidden beast` number, since 1 + 0 + 222 + 433 + 2 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 976437504 + 45805824 = 31248^2 + 6768^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=22608.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 6511026 + ... + 6511182.

Almost surely, 2^1022243328 is an apocalyptic number.

1022243328 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1022243328

1022243328 is an abundant number, since it is smaller than the sum of its proper divisors (2048441553).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1022243328 is an frugal number, since it uses more digits than its factorization.

1022243328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344 (or 162 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 1022243328 is about 31972.5402181309. The cubic root of 1022243328 is about 1007.3601381298.

Multiplying 1022243328 by its product of nonzero digits (4608), we get a square (4710497255424 = 2170368²).

1022243328 divided by its product of nonzero digits (4608) gives a square (221841 = 471²).

Adding to 1022243328 its reverse (8233422201), we get a palindrome (9255665529).

The spelling of 1022243328 in words is "one billion, twenty-two million, two hundred forty-three thousand, three hundred twenty-eight".