455816 has 16 divisors (see below), whose sum is σ = 861840. Its totient is φ = 226000.

The previous prime is 455809. The next prime is 455827. The reversal of 455816 is 618554.

It is a happy number.

455816 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

Its product of digits (4800) is a multiple of the sum of its prime divisors (480).

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, 1691 + ... + 1941.

It is an arithmetic number, because the mean of its divisors is an integer number (53865).

2⁴⁵⁵⁸¹⁶ is an apocalyptic number.

It is an amenable number.

455816 is a deficient number, since it is larger than the sum of its proper divisors (406024).

455816 is a wasteful number, since it uses less digits than its factorization.

455816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484 (or 480 counting only the distinct ones).

The product of its digits is 4800, while the sum is 29.

The square root of 455816 is about 675.1414666572. The cubic root of 455816 is about 76.9596685397.

The spelling of 455816 in words is "four hundred fifty-five thousand, eight hundred sixteen".