457997736 has 64 divisors (see below), whose sum is σ = 1377446400. Its totient is φ = 123968448.

The previous prime is 457997719. The next prime is 457997737. The reversal of 457997736 is 637799754.

It is a super-2 number, since 2×457997736² = 419523852362251392, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is not an unprimeable number, because it can be changed into a prime (457997737) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68550 + ... + 74933.

It is an arithmetic number, because the mean of its divisors is an integer number (21522600).

Almost surely, 2^457997736 is an apocalyptic number.

It is an amenable number.

457997736 is an abundant number, since it is smaller than the sum of its proper divisors (919448664).

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

457997736 is a wasteful number, since it uses less digits than its factorization.

457997736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143518 (or 143514 counting only the distinct ones).

The product of its digits is 10001880, while the sum is 57.

The square root of 457997736 is about 21400.8816640810. The cubic root of 457997736 is about 770.8226076936.

It can be divided in two parts, 45799 and 7736, that added together give a palindrome (53535).

The spelling of 457997736 in words is "four hundred fifty-seven million, nine hundred ninety-seven thousand, seven hundred thirty-six".