5155618 has 16 divisors (see below), whose sum is σ = 8507520. Its totient is φ = 2328336.

The previous prime is 5155603. The next prime is 5155639. The reversal of 5155618 is 8165515.

It is a self number, because there is not a number n which added to its sum of digits gives 5155618.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 888 + ... + 3331.

It is an arithmetic number, because the mean of its divisors is an integer number (531720).

Almost surely, 2^5155618 is an apocalyptic number.

5155618 is a deficient number, since it is larger than the sum of its proper divisors (3351902).

5155618 is a wasteful number, since it uses less digits than its factorization.

5155618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4281.

The product of its digits is 6000, while the sum is 31.

The square root of 5155618 is about 2270.5985994887. The cubic root of 5155618 is about 172.7535220579.

The spelling of 5155618 in words is "five million, one hundred fifty-five thousand, six hundred eighteen".