525253564 has 24 divisors (see below), whose sum is σ = 1003339008. Its totient is φ = 238613040.

The previous prime is 525253559. The next prime is 525253567. The reversal of 525253564 is 465352525.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525253567) 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, 139069 + ... + 142795.

It is an arithmetic number, because the mean of its divisors is an integer number (41805792).

Almost surely, 2^525253564 is an apocalyptic number.

It is an amenable number.

525253564 is a deficient number, since it is larger than the sum of its proper divisors (478085444).

525253564 is a wasteful number, since it uses less digits than its factorization.

525253564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6945 (or 6943 counting only the distinct ones).

The product of its digits is 180000, while the sum is 37.

The square root of 525253564 is about 22918.4110269451. The cubic root of 525253564 is about 806.8441774807.

It can be divided in two parts, 525253 and 564, that multiplied together give a palindrome (296242692).

The spelling of 525253564 in words is "five hundred twenty-five million, two hundred fifty-three thousand, five hundred sixty-four".