52240004 has 12 divisors (see below), whose sum is σ = 93891084. Its totient is φ = 25413984.

The previous prime is 52239989. The next prime is 52240043. The reversal of 52240004 is 40004225.

It can be written as a sum of positive squares in 2 ways, for example, as 20340100 + 31899904 = 4510^2 + 5648^2 .

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, 176339 + ... + 176634.

It is an arithmetic number, because the mean of its divisors is an integer number (7824257).

Almost surely, 2^52240004 is an apocalyptic number.

It is an amenable number.

52240004 is a deficient number, since it is larger than the sum of its proper divisors (41651080).

52240004 is a wasteful number, since it uses less digits than its factorization.

52240004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353014 (or 353012 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 17.

The square root of 52240004 is about 7227.7246765493. The cubic root of 52240004 is about 373.8244765323.

Adding to 52240004 its reverse (40004225), we get a palindrome (92244229).

The spelling of 52240004 in words is "fifty-two million, two hundred forty thousand, four".