455790 has 16 divisors (see below), whose sum is σ = 1093968. Its totient is φ = 121536.

The previous prime is 455789. The next prime is 455809. The reversal of 455790 is 97554.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 15193 = 455790 / (4 + 5 + 5 + 7 + 9 + 0).

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, 7567 + ... + 7626.

It is an arithmetic number, because the mean of its divisors is an integer number (68373).

2⁴⁵⁵⁷⁹⁰ is an apocalyptic number.

455790 is an abundant number, since it is smaller than the sum of its proper divisors (638178).

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

455790 is a wasteful number, since it uses less digits than its factorization.

455790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15203.

The product of its (nonzero) digits is 6300, while the sum is 30.

The square root of 455790 is about 675.1222111588. The cubic root of 455790 is about 76.9582052376.

The spelling of 455790 in words is "four hundred fifty-five thousand, seven hundred ninety".