13766672 has 10 divisors (see below), whose sum is σ = 26672958. Its totient is φ = 6883328.

The previous prime is 13766657. The next prime is 13766681. The reversal of 13766672 is 27666731.

It can be written as a sum of positive squares in only one way, i.e., 12503296 + 1263376 = 3536^2 + 1124^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 430193 + ... + 430224.

Almost surely, 2^13766672 is an apocalyptic number.

It is an amenable number.

13766672 is a deficient number, since it is larger than the sum of its proper divisors (12906286).

13766672 is an equidigital number, since it uses as much as digits as its factorization.

13766672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 860425 (or 860419 counting only the distinct ones).

The product of its digits is 63504, while the sum is 38.

The square root of 13766672 is about 3710.3466145362. The cubic root of 13766672 is about 239.6677810804.

It can be divided in two parts, 1 and 3766672, that added together give a palindrome (3766673).

The spelling of 13766672 in words is "thirteen million, seven hundred sixty-six thousand, six hundred seventy-two".