47656896 has 112 divisors (see below), whose sum is σ = 146791680. Its totient is φ = 13363200.

The previous prime is 47656867. The next prime is 47656901. The reversal of 47656896 is 69865674.

It is a tau number, because it is divible by the number of its divisors (112).

Its product of digits (2177280) is a multiple of the sum of its prime divisors (672).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78996 + ... + 79596.

It is an arithmetic number, because the mean of its divisors is an integer number (1310640).

Almost surely, 2^47656896 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 47656896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73395840).

47656896 is an abundant number, since it is smaller than the sum of its proper divisors (99134784).

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

47656896 is a wasteful number, since it uses less digits than its factorization.

47656896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 682 (or 672 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 51.

The square root of 47656896 is about 6903.3974244570. The cubic root of 47656896 is about 362.5561286056.

The spelling of 47656896 in words is "forty-seven million, six hundred fifty-six thousand, eight hundred ninety-six".