525746164 has 12 divisors (see below), whose sum is σ = 922694500. Its totient is φ = 262119168.

The previous prime is 525746161. The next prime is 525746197. The reversal of 525746164 is 461647525.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 204261264 + 321484900 = 14292^2 + 17930^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525746161) 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, 186909 + ... + 189700.

Almost surely, 2^525746164 is an apocalyptic number.

It is an amenable number.

525746164 is a deficient number, since it is larger than the sum of its proper divisors (396948336).

525746164 is a wasteful number, since it uses less digits than its factorization.

525746164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376962 (or 376960 counting only the distinct ones).

The product of its digits is 201600, while the sum is 40.

The square root of 525746164 is about 22929.1553267886. The cubic root of 525746164 is about 807.0963269732.

It can be divided in two parts, 5257461 and 64, that added together give a palindrome (5257525).

The spelling of 525746164 in words is "five hundred twenty-five million, seven hundred forty-six thousand, one hundred sixty-four".