552421824 has 28 divisors (see below), whose sum is σ = 1461616584. Its totient is φ = 184140544.

The previous prime is 552421787. The next prime is 552421861. The reversal of 552421824 is 428124255.

It is an interprime number because it is at equal distance from previous prime (552421787) and next prime (552421861).

It is a congruent number.

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, 1438407 + ... + 1438790.

Almost surely, 2^552421824 is an apocalyptic number.

It is an amenable number.

552421824 is an abundant number, since it is smaller than the sum of its proper divisors (909194760).

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

552421824 is a wasteful number, since it uses less digits than its factorization.

552421824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2877212 (or 2877202 counting only the distinct ones).

The product of its digits is 25600, while the sum is 33.

The square root of 552421824 is about 23503.6555454678. The cubic root of 552421824 is about 820.5220867164.

The spelling of 552421824 in words is "five hundred fifty-two million, four hundred twenty-one thousand, eight hundred twenty-four".