52567764 has 12 divisors (see below), whose sum is σ = 122658144. Its totient is φ = 17522584.

The previous prime is 52567763. The next prime is 52567789. The reversal of 52567764 is 46776525.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52567763) 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, 2190312 + ... + 2190335.

It is an arithmetic number, because the mean of its divisors is an integer number (10221512).

Almost surely, 2^52567764 is an apocalyptic number.

It is an amenable number.

52567764 is an abundant number, since it is smaller than the sum of its proper divisors (70090380).

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

52567764 is a wasteful number, since it uses less digits than its factorization.

52567764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4380654 (or 4380652 counting only the distinct ones).

The product of its digits is 352800, while the sum is 42.

The square root of 52567764 is about 7250.3630253940. The cubic root of 52567764 is about 374.6046535719.

The spelling of 52567764 in words is "fifty-two million, five hundred sixty-seven thousand, seven hundred sixty-four".