13606504 has 8 divisors (see below), whose sum is σ = 25512210. Its totient is φ = 6803248.

The previous prime is 13606499. The next prime is 13606513. The reversal of 13606504 is 40560631.

It can be written as a sum of positive squares in only one way, i.e., 12602500 + 1004004 = 3550^2 + 1002^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×13606504² = 370273902204032, which contains 22 as substring.

13606504 is a modest number, since divided by 6504 gives 136 as remainder.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 850399 + ... + 850414.

Almost surely, 2^13606504 is an apocalyptic number.

It is an amenable number.

13606504 is a deficient number, since it is larger than the sum of its proper divisors (11905706).

13606504 is a wasteful number, since it uses less digits than its factorization.

13606504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1700819 (or 1700815 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 13606504 is about 3688.6994998238. The cubic root of 13606504 is about 238.7346833736.

The spelling of 13606504 in words is "thirteen million, six hundred six thousand, five hundred four".