457494 has 8 divisors (see below), whose sum is σ = 915000. Its totient is φ = 152496.

The previous prime is 457469. The next prime is 457507. The reversal of 457494 is 494754.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

457494 is an admirable number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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, 38119 + ... + 38130.

It is an arithmetic number, because the mean of its divisors is an integer number (114375).

2⁴⁵⁷⁴⁹⁴ is an apocalyptic number.

457494 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

457494 is a wasteful number, since it uses less digits than its factorization.

457494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76254.

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

The square root of 457494 is about 676.3830275813. The cubic root of 457494 is about 77.0539903574.

It can be divided in two parts, 45749 and 4, that added together give a triangular number (45753 = T₃₀₂).

The spelling of 457494 in words is "four hundred fifty-seven thousand, four hundred ninety-four".