13977676 has 12 divisors (see below), whose sum is σ = 24564960. Its totient is φ = 6959120.

The previous prime is 13977671. The next prime is 13977703. The reversal of 13977676 is 67677931.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (13977671) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6355 + ... + 8266.

It is an arithmetic number, because the mean of its divisors is an integer number (2047080).

Almost surely, 2^13977676 is an apocalyptic number.

It is an amenable number.

13977676 is a deficient number, since it is larger than the sum of its proper divisors (10587284).

13977676 is a wasteful number, since it uses less digits than its factorization.

13977676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14864 (or 14862 counting only the distinct ones).

The product of its digits is 333396, while the sum is 46.

The square root of 13977676 is about 3738.6730266232. The cubic root of 13977676 is about 240.8860534666.

It can be divided in two parts, 139 and 77676, that added together give a triangular number (77815 = T₃₉₄).

The spelling of 13977676 in words is "thirteen million, nine hundred seventy-seven thousand, six hundred seventy-six".