525312532 has 48 divisors (see below), whose sum is σ = 1005480000. Its totient is φ = 239272704.

The previous prime is 525312527. The next prime is 525312533. The reversal of 525312532 is 235213525.

It is a self number, because there is not a number n which added to its sum of digits gives 525312532.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525312533) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 249219 + ... + 251317.

It is an arithmetic number, because the mean of its divisors is an integer number (20947500).

Almost surely, 2^525312532 is an apocalyptic number.

It is an amenable number.

525312532 is a deficient number, since it is larger than the sum of its proper divisors (480167468).

525312532 is a wasteful number, since it uses less digits than its factorization.

525312532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2248 (or 2246 counting only the distinct ones).

The product of its digits is 9000, while the sum is 28.

The square root of 525312532 is about 22919.6974674623. The cubic root of 525312532 is about 806.8743700139.

The spelling of 525312532 in words is "five hundred twenty-five million, three hundred twelve thousand, five hundred thirty-two".