457630528 has 14 divisors (see below), whose sum is σ = 908110706. Its totient is φ = 228815232.

The previous prime is 457630513. The next prime is 457630559. The reversal of 457630528 is 825036754.

It can be written as a sum of positive squares in only one way, i.e., 444029184 + 13601344 = 21072^2 + 3688^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3575175 + ... + 3575302.

Almost surely, 2^457630528 is an apocalyptic number.

It is an amenable number.

457630528 is a deficient number, since it is larger than the sum of its proper divisors (450480178).

457630528 is an equidigital number, since it uses as much as digits as its factorization.

457630528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7150489 (or 7150479 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 40.

The square root of 457630528 is about 21392.3006710358. The cubic root of 457630528 is about 770.6165456057.

The spelling of 457630528 in words is "four hundred fifty-seven million, six hundred thirty thousand, five hundred twenty-eight".