1022972736 has 56 divisors (see below), whose sum is σ = 2710301920. Its totient is φ = 340526592.

The previous prime is 1022972677. The next prime is 1022972737. The reversal of 1022972736 is 6372792201.

1022972736 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1022972694 and 1022972703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022972737) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155955 + ... + 162381.

Almost surely, 2^1022972736 is an apocalyptic number.

1022972736 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1022972736 is an abundant number, since it is smaller than the sum of its proper divisors (1687329184).

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

1022972736 is an equidigital number, since it uses as much as digits as its factorization.

1022972736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7271 (or 7261 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 39.

The square root of 1022972736 is about 31983.9449724389. The cubic root of 1022972736 is about 1007.5996772654.

The spelling of 1022972736 in words is "one billion, twenty-two million, nine hundred seventy-two thousand, seven hundred thirty-six".