456990 has 16 divisors (see below), whose sum is σ = 1096848. Its totient is φ = 121856.

The previous prime is 456979. The next prime is 456991. The reversal of 456990 is 99654.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (456991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7587 + ... + 7646.

It is an arithmetic number, because the mean of its divisors is an integer number (68553).

2⁴⁵⁶⁹⁹⁰ is an apocalyptic number.

456990 is an abundant number, since it is smaller than the sum of its proper divisors (639858).

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

456990 is a wasteful number, since it uses less digits than its factorization.

456990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15243.

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 456990 is about 676.0103549503. The cubic root of 456990 is about 77.0256843535.

The spelling of 456990 in words is "four hundred fifty-six thousand, nine hundred ninety".