46564518 has 64 divisors (see below), whose sum is σ = 125056512. Its totient is φ = 11162880.

The previous prime is 46564501. The next prime is 46564543. The reversal of 46564518 is 81546564.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 2130 + ... + 9882.

It is an arithmetic number, because the mean of its divisors is an integer number (1954008).

Almost surely, 2^46564518 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 46564518, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62528256).

46564518 is an abundant number, since it is smaller than the sum of its proper divisors (78491994).

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

46564518 is a wasteful number, since it uses less digits than its factorization.

46564518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7789.

The product of its digits is 115200, while the sum is 39.

The square root of 46564518 is about 6823.8198979750. The cubic root of 46564518 is about 359.7645528366.

The spelling of 46564518 in words is "forty-six million, five hundred sixty-four thousand, five hundred eighteen".