13708564 has 6 divisors (see below), whose sum is σ = 23989994. Its totient is φ = 6854280.

The previous prime is 13708559. The next prime is 13708567. The reversal of 13708564 is 46580731.

It can be written as a sum of positive squares in only one way, i.e., 9120400 + 4588164 = 3020^2 + 2142^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13708567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1713567 + ... + 1713574.

Almost surely, 2^13708564 is an apocalyptic number.

It is an amenable number.

13708564 is a deficient number, since it is larger than the sum of its proper divisors (10281430).

13708564 is a wasteful number, since it uses less digits than its factorization.

13708564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3427145 (or 3427143 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 13708564 is about 3702.5077987764. The cubic root of 13708564 is about 239.3300994710.

The spelling of 13708564 in words is "thirteen million, seven hundred eight thousand, five hundred sixty-four".