52100564 has 6 divisors (see below), whose sum is σ = 91175994. Its totient is φ = 26050280.

The previous prime is 52100557. The next prime is 52100567. The reversal of 52100564 is 46500125.

It can be written as a sum of positive squares in only one way, i.e., 31922500 + 20178064 = 5650^2 + 4492^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52100567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6512567 + ... + 6512574.

It is an arithmetic number, because the mean of its divisors is an integer number (15195999).

Almost surely, 2^52100564 is an apocalyptic number.

It is an amenable number.

52100564 is a deficient number, since it is larger than the sum of its proper divisors (39075430).

52100564 is a wasteful number, since it uses less digits than its factorization.

52100564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13025145 (or 13025143 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 52100564 is about 7218.0720417574. The cubic root of 52100564 is about 373.4915737212.

Adding to 52100564 its reverse (46500125), we get a palindrome (98600689).

The spelling of 52100564 in words is "fifty-two million, one hundred thousand, five hundred sixty-four".