13500572 has 12 divisors (see below), whose sum is σ = 23715720. Its totient is φ = 6724656.

The previous prime is 13500551. The next prime is 13500589. The reversal of 13500572 is 27500531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5198 + ... + 7349.

It is an arithmetic number, because the mean of its divisors is an integer number (1976310).

Almost surely, 2^13500572 is an apocalyptic number.

It is an amenable number.

13500572 is a deficient number, since it is larger than the sum of its proper divisors (10215148).

13500572 is a wasteful number, since it uses less digits than its factorization.

13500572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12820 (or 12818 counting only the distinct ones).

The product of its (nonzero) digits is 1050, while the sum is 23.

The square root of 13500572 is about 3674.3124526910. The cubic root of 13500572 is about 238.1135206863.

The spelling of 13500572 in words is "thirteen million, five hundred thousand, five hundred seventy-two".