525322004 has 12 divisors (see below), whose sum is σ = 944160084. Its totient is φ = 255561984.

The previous prime is 525321989. The next prime is 525322019. The reversal of 525322004 is 400223525.

It is an interprime number because it is at equal distance from previous prime (525321989) and next prime (525322019).

It can be written as a sum of positive squares in 2 ways, for example, as 322202500 + 203119504 = 17950^2 + 14252^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1774589 + ... + 1774884.

It is an arithmetic number, because the mean of its divisors is an integer number (78680007).

Almost surely, 2^525322004 is an apocalyptic number.

It is an amenable number.

525322004 is a deficient number, since it is larger than the sum of its proper divisors (418838080).

525322004 is a wasteful number, since it uses less digits than its factorization.

525322004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3549514 (or 3549512 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 525322004 is about 22919.9041010210. The cubic root of 525322004 is about 806.8792196146.

Adding to 525322004 its reverse (400223525), we get a palindrome (925545529).

The spelling of 525322004 in words is "five hundred twenty-five million, three hundred twenty-two thousand, four".