46187136 has 48 divisors (see below), whose sum is σ = 132911610. Its totient is φ = 15395328.

The previous prime is 46187107. The next prime is 46187149. The reversal of 46187136 is 63178164.

46187136 is a `hidden beast` number, since 4 + 618 + 7 + 1 + 36 = 666.

It can be written as a sum of positive squares in only one way, i.e., 45481536 + 705600 = 6744^2 + 840^2 .

It is a tau number, because it is divible by the number of its divisors (48).

It is a Smith number, since the sum of its digits (36) 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 (36).

It is a self number, because there is not a number n which added to its sum of digits gives 46187136.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18895 + ... + 21198.

Almost surely, 2^46187136 is an apocalyptic number.

It is an amenable number.

46187136 is an abundant number, since it is smaller than the sum of its proper divisors (86724474).

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

46187136 is a wasteful number, since it uses less digits than its factorization.

46187136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40113 (or 40098 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 46187136 is about 6796.1118295684. Note that the first 3 decimals coincide. The cubic root of 46187136 is about 358.7900117651.

The spelling of 46187136 in words is "forty-six million, one hundred eighty-seven thousand, one hundred thirty-six".