1957322056 has 32 divisors (see below), whose sum is σ = 3801483000. Its totient is φ = 943681536.

The previous prime is 1957322053. The next prime is 1957322071. The reversal of 1957322056 is 6502237591.

It can be written as a sum of positive squares in 4 ways, for example, as 1825852900 + 131469156 = 42730^2 + 11466^2 .

It is a super-2 number, since 2×1957322056² = 7662219261808134272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1957322053) 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, 187240 + ... + 197416.

Almost surely, 2^1957322056 is an apocalyptic number.

It is an amenable number.

1957322056 is a deficient number, since it is larger than the sum of its proper divisors (1844160944).

1957322056 is a wasteful number, since it uses less digits than its factorization.

1957322056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11041 (or 11037 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 40.

The square root of 1957322056 is about 44241.6326100202. The cubic root of 1957322056 is about 1250.8947313585.

The spelling of 1957322056 in words is "one billion, nine hundred fifty-seven million, three hundred twenty-two thousand, fifty-six".