457328 has 20 divisors (see below), whose sum is σ = 898008. Its totient is φ = 225600.

The previous prime is 457319. The next prime is 457333. The reversal of 457328 is 823754.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 457328.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 1475 + ... + 1757.

2⁴⁵⁷³²⁸ is an apocalyptic number.

It is an amenable number.

457328 is a deficient number, since it is larger than the sum of its proper divisors (440680).

457328 is a wasteful number, since it uses less digits than its factorization.

457328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392 (or 386 counting only the distinct ones).

The product of its digits is 6720, while the sum is 29.

The square root of 457328 is about 676.2603049122. The cubic root of 457328 is about 77.0446696452.

The spelling of 457328 in words is "four hundred fifty-seven thousand, three hundred twenty-eight".