13745916 has 24 divisors (see below), whose sum is σ = 35637840. Its totient is φ = 4581936.

The previous prime is 13745903. The next prime is 13745929. The reversal of 13745916 is 61954731.

It is an interprime number because it is at equal distance from previous prime (13745903) and next prime (13745929).

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 63531 + ... + 63746.

It is an arithmetic number, because the mean of its divisors is an integer number (1484910).

Almost surely, 2^13745916 is an apocalyptic number.

It is an amenable number.

13745916 is an abundant number, since it is smaller than the sum of its proper divisors (21891924).

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

13745916 is a wasteful number, since it uses less digits than its factorization.

13745916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127290 (or 127282 counting only the distinct ones).

The product of its digits is 22680, while the sum is 36.

The square root of 13745916 is about 3707.5485162031. The cubic root of 13745916 is about 239.5472715242.

The spelling of 13745916 in words is "thirteen million, seven hundred forty-five thousand, nine hundred sixteen".