13775404 has 6 divisors (see below), whose sum is σ = 24106964. Its totient is φ = 6887700.

The previous prime is 13775393. The next prime is 13775407. The reversal of 13775404 is 40457731.

It is not an unprimeable number, because it can be changed into a prime (13775407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1721922 + ... + 1721929.

Almost surely, 2^13775404 is an apocalyptic number.

It is an amenable number.

13775404 is a deficient number, since it is larger than the sum of its proper divisors (10331560).

13775404 is a wasteful number, since it uses less digits than its factorization.

13775404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3443855 (or 3443853 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 31.

The square root of 13775404 is about 3711.5231374733. The cubic root of 13775404 is about 239.7184429675.

The spelling of 13775404 in words is "thirteen million, seven hundred seventy-five thousand, four hundred four".