13672566 has 24 divisors (see below), whose sum is σ = 29862144. Its totient is φ = 4520880.

The previous prime is 13672553. The next prime is 13672577. The reversal of 13672566 is 66527631.

It is a super-2 number, since 2×13672566² = 373878122048712, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 13672566.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 705 + ... + 5276.

It is an arithmetic number, because the mean of its divisors is an integer number (1244256).

Almost surely, 2^13672566 is an apocalyptic number.

13672566 is an abundant number, since it is smaller than the sum of its proper divisors (16189578).

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

13672566 is a wasteful number, since it uses less digits than its factorization.

13672566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6116 (or 6113 counting only the distinct ones).

The product of its digits is 45360, while the sum is 36.

The square root of 13672566 is about 3697.6433035110. The cubic root of 13672566 is about 239.1204262296.

The spelling of 13672566 in words is "thirteen million, six hundred seventy-two thousand, five hundred sixty-six".