52120004 has 12 divisors (see below), whose sum is σ = 91509264. Its totient is φ = 25974504.

The previous prime is 52119997. The next prime is 52120027. The reversal of 52120004 is 40002125.

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, 19994 + ... + 22449.

It is an arithmetic number, because the mean of its divisors is an integer number (7625772).

Almost surely, 2^52120004 is an apocalyptic number.

It is an amenable number.

52120004 is a deficient number, since it is larger than the sum of its proper divisors (39389260).

52120004 is a wasteful number, since it uses less digits than its factorization.

52120004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42754 (or 42752 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 52120004 is about 7219.4185361426. The cubic root of 52120004 is about 373.5380209045.

Adding to 52120004 its reverse (40002125), we get a palindrome (92122129).

The spelling of 52120004 in words is "fifty-two million, one hundred twenty thousand, four".