52220264 has 32 divisors (see below), whose sum is σ = 101088000. Its totient is φ = 25276992.

The previous prime is 52220263. The next prime is 52220293. The reversal of 52220264 is 46202225.

It is not an unprimeable number, because it can be changed into a prime (52220263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32717 + ... + 34275.

It is an arithmetic number, because the mean of its divisors is an integer number (3159000).

Almost surely, 2^52220264 is an apocalyptic number.

It is an amenable number.

52220264 is a deficient number, since it is larger than the sum of its proper divisors (48867736).

52220264 is a wasteful number, since it uses less digits than its factorization.

52220264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1697 (or 1693 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 52220264 is about 7226.3589725394. The cubic root of 52220264 is about 373.7773847490. Note that the first 3 decimals are identical.

Adding to 52220264 its reverse (46202225), we get a palindrome (98422489).

The spelling of 52220264 in words is "fifty-two million, two hundred twenty thousand, two hundred sixty-four".