47085180 has 24 divisors (see below), whose sum is σ = 131838672. Its totient is φ = 12556032.

The previous prime is 47085139. The next prime is 47085197. The reversal of 47085180 is 8158074.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 392317 + ... + 392436.

It is an arithmetic number, because the mean of its divisors is an integer number (5493278).

Almost surely, 2^47085180 is an apocalyptic number.

It is an amenable number.

47085180 is an abundant number, since it is smaller than the sum of its proper divisors (84753492).

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

47085180 is a wasteful number, since it uses less digits than its factorization.

47085180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 784765 (or 784763 counting only the distinct ones).

The product of its (nonzero) digits is 8960, while the sum is 33.

The square root of 47085180 is about 6861.8641781953. The cubic root of 47085180 is about 361.1004904876.

The spelling of 47085180 in words is "forty-seven million, eighty-five thousand, one hundred eighty".