13940776 has 16 divisors (see below), whose sum is σ = 26277300. Its totient is φ = 6933504.

The previous prime is 13940761. The next prime is 13940777. The reversal of 13940776 is 67704931.

It can be written as a sum of positive squares in 2 ways, for example, as 13176900 + 763876 = 3630^2 + 874^2 .

It is not an unprimeable number, because it can be changed into a prime (13940777) 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, 2971 + ... + 6058.

Almost surely, 2^13940776 is an apocalyptic number.

It is an amenable number.

13940776 is a deficient number, since it is larger than the sum of its proper divisors (12336524).

13940776 is a wasteful number, since it uses less digits than its factorization.

13940776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9228 (or 9224 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 37.

The square root of 13940776 is about 3733.7348593600. The cubic root of 13940776 is about 240.6738930500.

The spelling of 13940776 in words is "thirteen million, nine hundred forty thousand, seven hundred seventy-six".