13603072 has 36 divisors (see below), whose sum is σ = 31036096. Its totient is φ = 5829120.

The previous prime is 13603067. The next prime is 13603129. The reversal of 13603072 is 27030631.

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, 2004 + ... + 5587.

Almost surely, 2^13603072 is an apocalyptic number.

It is an amenable number.

13603072 is an abundant number, since it is smaller than the sum of its proper divisors (17433024).

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

13603072 is an frugal number, since it uses more digits than its factorization.

13603072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7614 (or 7600 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 22.

The square root of 13603072 is about 3688.2342658785. The cubic root of 13603072 is about 238.7146094852.

The spelling of 13603072 in words is "thirteen million, six hundred three thousand, seventy-two".