46665618 has 8 divisors (see below), whose sum is σ = 93331248. Its totient is φ = 15555204.

The previous prime is 46665587. The next prime is 46665623. The reversal of 46665618 is 81656664.

It is a sphenic number, since it is the product of 3 distinct primes.

46665618 is an admirable number.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 46665618.

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 3 ways as a sum of consecutive naturals, for example, 3888796 + ... + 3888807.

It is an arithmetic number, because the mean of its divisors is an integer number (11666406).

Almost surely, 2^46665618 is an apocalyptic number.

46665618 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

46665618 is a wasteful number, since it uses less digits than its factorization.

46665618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7777608.

The product of its digits is 207360, while the sum is 42.

The square root of 46665618 is about 6831.2237556678. The cubic root of 46665618 is about 360.0247359547.

The spelling of 46665618 in words is "forty-six million, six hundred sixty-five thousand, six hundred eighteen".