52216604 has 12 divisors (see below), whose sum is σ = 99686328. Its totient is φ = 23734800.

The previous prime is 52216597. The next prime is 52216609. The reversal of 52216604 is 40661225.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52216609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 593327 + ... + 593414.

It is an arithmetic number, because the mean of its divisors is an integer number (8307194).

Almost surely, 2^52216604 is an apocalyptic number.

It is an amenable number.

52216604 is a deficient number, since it is larger than the sum of its proper divisors (47469724).

52216604 is a wasteful number, since it uses less digits than its factorization.

52216604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1186756 (or 1186754 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 52216604 is about 7226.1057285373. The cubic root of 52216604 is about 373.7686521416.

Adding to 52216604 its reverse (40661225), we get a palindrome (92877829).

The spelling of 52216604 in words is "fifty-two million, two hundred sixteen thousand, six hundred four".