46818618 has 96 divisors (see below), whose sum is σ = 122923008. Its totient is φ = 11743200.

The previous prime is 46818589. The next prime is 46818637. The reversal of 46818618 is 81681864.

46818618 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 46818618.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 100021 + ... + 100487.

It is an arithmetic number, because the mean of its divisors is an integer number (1280448).

Almost surely, 2^46818618 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 46818618, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61461504).

46818618 is an abundant number, since it is smaller than the sum of its proper divisors (76104390).

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

46818618 is a wasteful number, since it uses less digits than its factorization.

46818618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528 (or 521 counting only the distinct ones).

The product of its digits is 73728, while the sum is 42.

The square root of 46818618 is about 6842.4131708046. The cubic root of 46818618 is about 360.4177711721.

The spelling of 46818618 in words is "forty-six million, eight hundred eighteen thousand, six hundred eighteen".