457321984 has 40 divisors (see below), whose sum is σ = 1044294768. Its totient is φ = 195993600.

The previous prime is 457321979. The next prime is 457322009. The reversal of 457321984 is 489123754.

It is a self number, because there is not a number n which added to its sum of digits gives 457321984.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60217 + ... + 67384.

Almost surely, 2^457321984 is an apocalyptic number.

It is an amenable number.

457321984 is an abundant number, since it is smaller than the sum of its proper divisors (586972784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

457321984 is an equidigital number, since it uses as much as digits as its factorization.

457321984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127626 (or 127610 counting only the distinct ones).

The product of its digits is 241920, while the sum is 43.

The square root of 457321984 is about 21385.0878885264. The cubic root of 457321984 is about 770.4433181123.

The spelling of 457321984 in words is "four hundred fifty-seven million, three hundred twenty-one thousand, nine hundred eighty-four".