47857332 has 48 divisors (see below), whose sum is σ = 115182144. Its totient is φ = 15456000.

The previous prime is 47857307. The next prime is 47857339. The reversal of 47857332 is 23375874.

Its product of digits (141120) is a multiple of the sum of its prime factors (720).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47857339) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103582 + ... + 104042.

It is an arithmetic number, because the mean of its divisors is an integer number (2399628).

Almost surely, 2^47857332 is an apocalyptic number.

It is an amenable number.

47857332 is an abundant number, since it is smaller than the sum of its proper divisors (67324812).

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

47857332 is a wasteful number, since it uses less digits than its factorization.

47857332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 720 (or 718 counting only the distinct ones).

The product of its digits is 141120, while the sum is 39.

The square root of 47857332 is about 6917.8993921566. The cubic root of 47857332 is about 363.0636987989.

The spelling of 47857332 in words is "forty-seven million, eight hundred fifty-seven thousand, three hundred thirty-two".