525601476 has 27 divisors (see below), whose sum is σ = 1328951533. Its totient is φ = 175154640.

The previous prime is 525601471. The next prime is 525601493. The reversal of 525601476 is 674106525.

It is a happy number.

The square root of 525601476 is 22926.

It is a perfect power (a square), and thus also a powerful number.

525601476 is a `hidden beast` number, since 5 + 2 + 5 + 601 + 47 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 472019076 + 53582400 = 21726^2 + 7320^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 525601476.

It is not an unprimeable number, because it can be changed into a prime (525601471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 135646 + ... + 139466.

Almost surely, 2^525601476 is an apocalyptic number.

525601476 is the 22926-th square number.

It is an amenable number.

525601476 is an abundant number, since it is smaller than the sum of its proper divisors (803350057).

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

525601476 is an equidigital number, since it uses as much as digits as its factorization.

525601476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7652 (or 3826 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The cubic root of 525601476 is about 807.0222811849.

Multiplying 525601476 by its sum of digits (36), we get a square (18921653136 = 137556²).

525601476 divided by its sum of digits (36) gives a square (14600041 = 3821²).

The spelling of 525601476 in words is "five hundred twenty-five million, six hundred one thousand, four hundred seventy-six".