13606772 has 12 divisors (see below), whose sum is σ = 24058020. Its totient is φ = 6733056.

The previous prime is 13606763. The next prime is 13606781. The reversal of 13606772 is 27760631.

It is an interprime number because it is at equal distance from previous prime (13606763) and next prime (13606781).

It can be written as a sum of positive squares in 2 ways, for example, as 10797796 + 2808976 = 3286^2 + 1676^2 .

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, 17147 + ... + 17922.

It is an arithmetic number, because the mean of its divisors is an integer number (2004835).

Almost surely, 2^13606772 is an apocalyptic number.

It is an amenable number.

13606772 is a deficient number, since it is larger than the sum of its proper divisors (10451248).

13606772 is a wasteful number, since it uses less digits than its factorization.

13606772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35170 (or 35168 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 32.

The square root of 13606772 is about 3688.7358268111. The cubic root of 13606772 is about 238.7362507730.

The spelling of 13606772 in words is "thirteen million, six hundred six thousand, seven hundred seventy-two".