457528 has 8 divisors (see below), whose sum is σ = 857880. Its totient is φ = 228760.

The previous prime is 457517. The next prime is 457547. The reversal of 457528 is 825754.

It is a tau number, because it is divible by the number of its divisors (8).

It is a nialpdrome in base 9.

It is a self number, because there is not a number n which added to its sum of digits gives 457528.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28588 + ... + 28603.

It is an arithmetic number, because the mean of its divisors is an integer number (107235).

2⁴⁵⁷⁵²⁸ is an apocalyptic number.

It is an amenable number.

457528 is a deficient number, since it is larger than the sum of its proper divisors (400352).

457528 is a wasteful number, since it uses less digits than its factorization.

457528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57197 (or 57193 counting only the distinct ones).

The product of its digits is 11200, while the sum is 31.

The square root of 457528 is about 676.4081608023. The cubic root of 457528 is about 77.0558991407.

The spelling of 457528 in words is "four hundred fifty-seven thousand, five hundred twenty-eight".