52004406 has 32 divisors (see below), whose sum is σ = 109866240. Its totient is φ = 16365024.

The previous prime is 52004399. The next prime is 52004413. The reversal of 52004406 is 60440025.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (52004399) and next prime (52004413).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41911 + ... + 43133.

It is an arithmetic number, because the mean of its divisors is an integer number (3433320).

Almost surely, 2^52004406 is an apocalyptic number.

52004406 is an abundant number, since it is smaller than the sum of its proper divisors (57861834).

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

52004406 is a wasteful number, since it uses less digits than its factorization.

52004406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1620.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 52004406 is about 7211.4080455900. The cubic root of 52004406 is about 373.2616573354.

The spelling of 52004406 in words is "fifty-two million, four thousand, four hundred six".