13745618 has 16 divisors (see below), whose sum is σ = 21081984. Its totient is φ = 6719760.

The previous prime is 13745609. The next prime is 13745629. The reversal of 13745618 is 81654731.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax 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, 37271 + ... + 37637.

It is an arithmetic number, because the mean of its divisors is an integer number (1317624).

Almost surely, 2^13745618 is an apocalyptic number.

13745618 is a deficient number, since it is larger than the sum of its proper divisors (7336366).

13745618 is a wasteful number, since it uses less digits than its factorization.

13745618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 737.

The product of its digits is 20160, while the sum is 35.

The square root of 13745618 is about 3707.5083277047. The cubic root of 13745618 is about 239.5455404500.

The spelling of 13745618 in words is "thirteen million, seven hundred forty-five thousand, six hundred eighteen".