1056644344 has 16 divisors (see below), whose sum is σ = 2264238000. Its totient is φ = 452847552.

The previous prime is 1056644293. The next prime is 1056644353. The reversal of 1056644344 is 4434466501.

It is a super-2 number, since 2×1056644344² = 2232994539414380672, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9434269 + ... + 9434380.

It is an arithmetic number, because the mean of its divisors is an integer number (141514875).

Almost surely, 2^1056644344 is an apocalyptic number.

1056644344 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1056644344 is an abundant number, since it is smaller than the sum of its proper divisors (1207593656).

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

1056644344 is a wasteful number, since it uses less digits than its factorization.

1056644344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18868662 (or 18868658 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 37.

The square root of 1056644344 is about 32506.0662646221. The cubic root of 1056644344 is about 1018.5357511289.

The spelling of 1056644344 in words is "one billion, fifty-six million, six hundred forty-four thousand, three hundred forty-four".