454028 has 12 divisors (see below), whose sum is σ = 799680. Its totient is φ = 225552.

The previous prime is 454021. The next prime is 454031. The reversal of 454028 is 820454.

It is a super-2 number, since 2×454028² = 412282849568, which contains 22 as substring.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 453994 and 454012.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 454028.

It is not an unprimeable number, because it can be changed into a prime (454021) by changing a digit.

454028 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 638 + ... + 1146.

It is an arithmetic number, because the mean of its divisors is an integer number (66640).

2⁴⁵⁴⁰²⁸ is an apocalyptic number.

It is an amenable number.

454028 is a deficient number, since it is larger than the sum of its proper divisors (345652).

454028 is a wasteful number, since it uses less digits than its factorization.

454028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736 (or 734 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 454028 is about 673.8159986228. The cubic root of 454028 is about 76.8589084349.

The spelling of 454028 in words is "four hundred fifty-four thousand, twenty-eight".