46509516 has 18 divisors (see below), whose sum is σ = 117565812. Its totient is φ = 15503160.

The previous prime is 46509503. The next prime is 46509521. The reversal of 46509516 is 61590564.

It is a tau number, because it is divible by the number of its divisors (18).

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), and also a Moran number because the ratio is a prime number: 1291931 = 46509516 / (4 + 6 + 5 + 0 + 9 + 5 + 1 + 6).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 645930 + ... + 646001.

It is an arithmetic number, because the mean of its divisors is an integer number (6531434).

Almost surely, 2^46509516 is an apocalyptic number.

It is an amenable number.

46509516 is an abundant number, since it is smaller than the sum of its proper divisors (71056296).

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

46509516 is a wasteful number, since it uses less digits than its factorization.

46509516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1291941 (or 1291936 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 46509516 is about 6819.7885597722. The cubic root of 46509516 is about 359.6228457528.

The spelling of 46509516 in words is "forty-six million, five hundred nine thousand, five hundred sixteen".