457056693 has 12 divisors (see below), whose sum is σ = 662826528. Its totient is φ = 303489000.

The previous prime is 457056689. The next prime is 457056701. The reversal of 457056693 is 396650754.

It is not a de Polignac number, because 457056693 - 2² = 457056689 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (457056493) 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, 98905 + ... + 103422.

It is an arithmetic number, because the mean of its divisors is an integer number (55235544).

Almost surely, 2^457056693 is an apocalyptic number.

It is an amenable number.

457056693 is a deficient number, since it is larger than the sum of its proper divisors (205769835).

457056693 is a wasteful number, since it uses less digits than its factorization.

457056693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202584 (or 202581 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 45.

The square root of 457056693 is about 21378.8842786521. The cubic root of 457056693 is about 770.2943120724.

The spelling of 457056693 in words is "four hundred fifty-seven million, fifty-six thousand, six hundred ninety-three".