47159916 has 36 divisors (see below), whose sum is σ = 113989512. Its totient is φ = 15174656.

The previous prime is 47159911. The next prime is 47159927. The reversal of 47159916 is 61995174.

It is not an unprimeable number, because it can be changed into a prime (47159911) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7756 + ... + 12428.

Almost surely, 2^47159916 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 47159916, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56994756).

47159916 is an abundant number, since it is smaller than the sum of its proper divisors (66829596).

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

47159916 is a wasteful number, since it uses less digits than its factorization.

47159916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4738 (or 4707 counting only the distinct ones).

The product of its digits is 68040, while the sum is 42.

The square root of 47159916 is about 6867.3077694246. The cubic root of 47159916 is about 361.2914418679.

The spelling of 47159916 in words is "forty-seven million, one hundred fifty-nine thousand, nine hundred sixteen".