454549628 has 24 divisors (see below), whose sum is σ = 859112688. Its totient is φ = 209189376.

The previous prime is 454549607. The next prime is 454549639. The reversal of 454549628 is 826945454.

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, 5975 + ... + 30737.

It is an arithmetic number, because the mean of its divisors is an integer number (35796362).

Almost surely, 2^454549628 is an apocalyptic number.

It is an amenable number.

454549628 is a deficient number, since it is larger than the sum of its proper divisors (404563060).

454549628 is a wasteful number, since it uses less digits than its factorization.

454549628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25133 (or 25131 counting only the distinct ones).

The product of its digits is 1382400, while the sum is 47.

The square root of 454549628 is about 21320.1695115212. The cubic root of 454549628 is about 768.8833130072.

The spelling of 454549628 in words is "four hundred fifty-four million, five hundred forty-nine thousand, six hundred twenty-eight".