1022706432 has 144 divisors (see below), whose sum is σ = 3299506560. Its totient is φ = 309888000.

The previous prime is 1022706427. The next prime is 1022706449. The reversal of 1022706432 is 2346072201.

1022706432 is a `hidden beast` number, since 1 + 0 + 227 + 0 + 6 + 432 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

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

It is a junction number, because it is equal to n+sod(n) for n = 1022706396 and 1022706405.

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 15 ways as a sum of consecutive naturals, for example, 69307 + ... + 82757.

It is an arithmetic number, because the mean of its divisors is an integer number (22913240).

Almost surely, 2^1022706432 is an apocalyptic number.

1022706432 is a gapful number since it is divisible by the number (12) 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 1022706432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1649753280).

1022706432 is an abundant number, since it is smaller than the sum of its proper divisors (2276800128).

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

1022706432 is a wasteful number, since it uses less digits than its factorization.

1022706432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13487 (or 13467 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 1022706432 is about 31979.7816127628. The cubic root of 1022706432 is about 1007.5122356676.

Adding to 1022706432 its reverse (2346072201), we get a palindrome (3368778633).

The spelling of 1022706432 in words is "one billion, twenty-two million, seven hundred six thousand, four hundred thirty-two".