47071164 has 108 divisors (see below), whose sum is σ = 136212216. Its totient is φ = 12612096.

The previous prime is 47071159. The next prime is 47071177. The reversal of 47071164 is 46117074.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 169794 + ... + 170070.

Almost surely, 2^47071164 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47071164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68106108).

47071164 is an abundant number, since it is smaller than the sum of its proper divisors (89141052).

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

47071164 is a wasteful number, since it uses less digits than its factorization.

47071164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332 (or 306 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 30.

The square root of 47071164 is about 6860.8428053702. The cubic root of 47071164 is about 361.0646569425.

The spelling of 47071164 in words is "forty-seven million, seventy-one thousand, one hundred sixty-four".