46998180 has 36 divisors (see below), whose sum is σ = 142561692. Its totient is φ = 12532800.

The previous prime is 46998173. The next prime is 46998181. The reversal of 46998180 is 8189964.

46998180 is a `hidden beast` number, since 469 + 9 + 8 + 180 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 28387584 + 18610596 = 5328^2 + 4314^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (46998181) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 130371 + ... + 130730.

It is an arithmetic number, because the mean of its divisors is an integer number (3960047).

Almost surely, 2^46998180 is an apocalyptic number.

It is an amenable number.

46998180 is an abundant number, since it is smaller than the sum of its proper divisors (95563512).

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

46998180 is a wasteful number, since it uses less digits than its factorization.

46998180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261116 (or 261111 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 45.

The square root of 46998180 is about 6855.5218619737. The cubic root of 46998180 is about 360.8779497527.

The spelling of 46998180 in words is "forty-six million, nine hundred ninety-eight thousand, one hundred eighty".