13525304 has 16 divisors (see below), whose sum is σ = 27310920. Its totient is φ = 6242400.

The previous prime is 13525297. The next prime is 13525307. The reversal of 13525304 is 40352531.

It is a self number, because there is not a number n which added to its sum of digits gives 13525304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13525307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64922 + ... + 65129.

Almost surely, 2^13525304 is an apocalyptic number.

It is an amenable number.

13525304 is an abundant number, since it is smaller than the sum of its proper divisors (13785616).

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

13525304 is a wasteful number, since it uses less digits than its factorization.

13525304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130070 (or 130066 counting only the distinct ones).

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

The square root of 13525304 is about 3677.6764403629. The cubic root of 13525304 is about 238.2588338175.

Adding to 13525304 its reverse (40352531), we get a palindrome (53877835).

The spelling of 13525304 in words is "thirteen million, five hundred twenty-five thousand, three hundred four".