47839792 has 160 divisors (see below), whose sum is σ = 129991680. Its totient is φ = 16450560.

The previous prime is 47839787. The next prime is 47839801. The reversal of 47839792 is 29793874.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 464413 + ... + 464515.

It is an arithmetic number, because the mean of its divisors is an integer number (812448).

Almost surely, 2^47839792 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 47839792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64995840).

47839792 is an abundant number, since it is smaller than the sum of its proper divisors (82151888).

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

47839792 is a wasteful number, since it uses less digits than its factorization.

47839792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171 (or 165 counting only the distinct ones).

The product of its digits is 762048, while the sum is 49.

The square root of 47839792 is about 6916.6315501117. The cubic root of 47839792 is about 363.0193383693.

The spelling of 47839792 in words is "forty-seven million, eight hundred thirty-nine thousand, seven hundred ninety-two".