2357397056 has 84 divisors (see below), whose sum is σ = 5456352816. Its totient is φ = 1007596800.

The previous prime is 2357396989. The next prime is 2357397059. The reversal of 2357397056 is 6507937532.

It is a nialpdrome in base 11.

It is a self number, because there is not a number n which added to its sum of digits gives 2357397056.

It is not an unprimeable number, because it can be changed into a prime (2357397059) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1539011 + ... + 1540541.

Almost surely, 2^2357397056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2357397056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2728176408).

2357397056 is an abundant number, since it is smaller than the sum of its proper divisors (3098955760).

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

2357397056 is a wasteful number, since it uses less digits than its factorization.

2357397056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2048 (or 2031 counting only the distinct ones).

The product of its (nonzero) digits is 1190700, while the sum is 47.

The square root of 2357397056 is about 48553.0334376751. The cubic root of 2357397056 is about 1330.8963855666.

The spelling of 2357397056 in words is "two billion, three hundred fifty-seven million, three hundred ninety-seven thousand, fifty-six".