13775908 has 6 divisors (see below), whose sum is σ = 24107846. Its totient is φ = 6887952.

The previous prime is 13775897. The next prime is 13775921. The reversal of 13775908 is 80957731.

It can be written as a sum of positive squares in only one way, i.e., 8054244 + 5721664 = 2838^2 + 2392^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1721985 + ... + 1721992.

Almost surely, 2^13775908 is an apocalyptic number.

It is an amenable number.

13775908 is a deficient number, since it is larger than the sum of its proper divisors (10331938).

13775908 is a wasteful number, since it uses less digits than its factorization.

13775908 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3443981 (or 3443979 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 40.

The square root of 13775908 is about 3711.5910335057. The cubic root of 13775908 is about 239.7213664539.

The spelling of 13775908 in words is "thirteen million, seven hundred seventy-five thousand, nine hundred eight".