457048 has 8 divisors (see below), whose sum is σ = 856980. Its totient is φ = 228520.

The previous prime is 457043. The next prime is 457049. The reversal of 457048 is 840754.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (457043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28558 + ... + 28573.

2⁴⁵⁷⁰⁴⁸ is an apocalyptic number.

It is an amenable number.

457048 is a deficient number, since it is larger than the sum of its proper divisors (399932).

457048 is a wasteful number, since it uses less digits than its factorization.

457048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57137 (or 57133 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 28.

The square root of 457048 is about 676.0532523404. The cubic root of 457048 is about 77.0289428498.

The spelling of 457048 in words is "four hundred fifty-seven thousand, forty-eight".