1022648112 has 80 divisors (see below), whose sum is σ = 3036636000. Its totient is φ = 329124096.

The previous prime is 1022648087. The next prime is 1022648147. The reversal of 1022648112 is 2118462201.

1022648112 is a `hidden beast` number, since 1 + 0 + 2 + 2 + 648 + 1 + 12 = 666.

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 (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28287 + ... + 53342.

It is an arithmetic number, because the mean of its divisors is an integer number (37957950).

Almost surely, 2^1022648112 is an apocalyptic number.

1022648112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1022648112 is an abundant number, since it is smaller than the sum of its proper divisors (2013987888).

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

1022648112 is a wasteful number, since it uses less digits than its factorization.

1022648112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81675 (or 81663 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

The square root of 1022648112 is about 31978.8697736490. The cubic root of 1022648112 is about 1007.4930841207.

The spelling of 1022648112 in words is "one billion, twenty-two million, six hundred forty-eight thousand, one hundred twelve".