525331004 has 12 divisors (see below), whose sum is σ = 1002904728. Its totient is φ = 238786800.

The previous prime is 525330989. The next prime is 525331007. The reversal of 525331004 is 400133525.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525331007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5969627 + ... + 5969714.

It is an arithmetic number, because the mean of its divisors is an integer number (83575394).

Almost surely, 2^525331004 is an apocalyptic number.

It is an amenable number.

525331004 is a deficient number, since it is larger than the sum of its proper divisors (477573724).

525331004 is a wasteful number, since it uses less digits than its factorization.

525331004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11939356 (or 11939354 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 525331004 is about 22920.1004360801. The cubic root of 525331004 is about 806.8838275005.

Adding to 525331004 its reverse (400133525), we get a palindrome (925464529).

The spelling of 525331004 in words is "five hundred twenty-five million, three hundred thirty-one thousand, four".