104249618 has 32 divisors (see below), whose sum is σ = 180290880. Its totient is φ = 44712000.

The previous prime is 104249617. The next prime is 104249647. The reversal of 104249618 is 816942401.

It is a happy number.

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 not an unprimeable number, because it can be changed into a prime (104249617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 192428 + ... + 192968.

It is an arithmetic number, because the mean of its divisors is an integer number (5634090).

Almost surely, 2^104249618 is an apocalyptic number.

104249618 is a deficient number, since it is larger than the sum of its proper divisors (76041262).

104249618 is a wasteful number, since it uses less digits than its factorization.

104249618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1034.

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 104249618 is about 10210.2702216934. The cubic root of 104249618 is about 470.6428776115.

The spelling of 104249618 in words is "one hundred four million, two hundred forty-nine thousand, six hundred eighteen".