13775412 has 24 divisors (see below), whose sum is σ = 36734656. Its totient is φ = 3935808.

The previous prime is 13775407. The next prime is 13775441. The reversal of 13775412 is 21457731.

It is a self number, because there is not a number n which added to its sum of digits gives 13775412.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81913 + ... + 82080.

Almost surely, 2^13775412 is an apocalyptic number.

13775412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13775412 is an abundant number, since it is smaller than the sum of its proper divisors (22959244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13775412 is a wasteful number, since it uses less digits than its factorization.

13775412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164007 (or 164005 counting only the distinct ones).

The product of its digits is 5880, while the sum is 30.

The square root of 13775412 is about 3711.5242151978. The cubic root of 13775412 is about 239.7184893726.

The spelling of 13775412 in words is "thirteen million, seven hundred seventy-five thousand, four hundred twelve".