454816 has 24 divisors (see below), whose sum is σ = 914004. Its totient is φ = 222720.

The previous prime is 454799. The next prime is 454823. The reversal of 454816 is 618454.

It can be written as a sum of positive squares in 2 ways, for example, as 364816 + 90000 = 604^2 + 300^2 .

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, 1836 + ... + 2068.

2⁴⁵⁴⁸¹⁶ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 454816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (457002).

454816 is an abundant number, since it is smaller than the sum of its proper divisors (459188).

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

454816 is a wasteful number, since it uses less digits than its factorization.

454816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304 (or 296 counting only the distinct ones).

The product of its digits is 3840, while the sum is 28.

The square root of 454816 is about 674.4004744957. The cubic root of 454816 is about 76.9033475556.

The spelling of 454816 in words is "four hundred fifty-four thousand, eight hundred sixteen".