457944 has 16 divisors (see below), whose sum is σ = 1144920. Its totient is φ = 152640.

The previous prime is 457943. The next prime is 457979. The reversal of 457944 is 449754.

It is a happy number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 457944.

It is not an unprimeable number, because it can be changed into a prime (457943) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9517 + ... + 9564.

2⁴⁵⁷⁹⁴⁴ is an apocalyptic number.

It is an amenable number.

457944 is an abundant number, since it is smaller than the sum of its proper divisors (686976).

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

457944 is a wasteful number, since it uses less digits than its factorization.

457944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19090 (or 19086 counting only the distinct ones).

The product of its digits is 20160, while the sum is 33.

The square root of 457944 is about 676.7155975740. The cubic root of 457944 is about 77.0792460133.

The spelling of 457944 in words is "four hundred fifty-seven thousand, nine hundred forty-four".