457332028 has 24 divisors (see below), whose sum is σ = 851824512. Its totient is φ = 214093824.

The previous prime is 457331993. The next prime is 457332037. The reversal of 457332028 is 820233754.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a junction number, because it is equal to n+sod(n) for n = 457331984 and 457332002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4300 + ... + 30547.

It is an arithmetic number, because the mean of its divisors is an integer number (35492688).

Almost surely, 2^457332028 is an apocalyptic number.

It is an amenable number.

457332028 is a deficient number, since it is larger than the sum of its proper divisors (394492484).

457332028 is a wasteful number, since it uses less digits than its factorization.

457332028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35061 (or 35059 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 457332028 is about 21385.3227237748. The cubic root of 457332028 is about 770.4489583952.

The spelling of 457332028 in words is "four hundred fifty-seven million, three hundred thirty-two thousand, twenty-eight".