13738618 has 32 divisors (see below), whose sum is σ = 22883904. Its totient is φ = 6158592.

The previous prime is 13738609. The next prime is 13738633. The reversal of 13738618 is 81683731.

13738618 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84205 + ... + 84367.

It is an arithmetic number, because the mean of its divisors is an integer number (715122).

Almost surely, 2^13738618 is an apocalyptic number.

13738618 is a deficient number, since it is larger than the sum of its proper divisors (9145286).

13738618 is a wasteful number, since it uses less digits than its factorization.

13738618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286.

The product of its digits is 24192, while the sum is 37.

The square root of 13738618 is about 3706.5641772402. The cubic root of 13738618 is about 239.5048704341.

The spelling of 13738618 in words is "thirteen million, seven hundred thirty-eight thousand, six hundred eighteen".