13776964 has 12 divisors (see below), whose sum is σ = 24139024. Its totient is φ = 6880104.

The previous prime is 13776949. The next prime is 13777003. The reversal of 13776964 is 46967731.

It is a self number, because there is not a number n which added to its sum of digits gives 13776964.

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, 2959 + ... + 6025.

Almost surely, 2^13776964 is an apocalyptic number.

It is an amenable number.

13776964 is a deficient number, since it is larger than the sum of its proper divisors (10362060).

13776964 is a wasteful number, since it uses less digits than its factorization.

13776964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4194 (or 4192 counting only the distinct ones).

The product of its digits is 190512, while the sum is 43.

The square root of 13776964 is about 3711.7332878320. The cubic root of 13776964 is about 239.7274916230.

The spelling of 13776964 in words is "thirteen million, seven hundred seventy-six thousand, nine hundred sixty-four".