47274732 has 24 divisors (see below), whose sum is σ = 122564400. Its totient is φ = 15758208.

The previous prime is 47274719. The next prime is 47274737. The reversal of 47274732 is 23747274.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (47274737) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 218757 + ... + 218972.

It is an arithmetic number, because the mean of its divisors is an integer number (5106850).

Almost surely, 2^47274732 is an apocalyptic number.

It is an amenable number.

47274732 is an abundant number, since it is smaller than the sum of its proper divisors (75289668).

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

47274732 is a wasteful number, since it uses less digits than its factorization.

47274732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437742 (or 437734 counting only the distinct ones).

The product of its digits is 65856, while the sum is 36.

The square root of 47274732 is about 6875.6622953720. The cubic root of 47274732 is about 361.5844054902.

The spelling of 47274732 in words is "forty-seven million, two hundred seventy-four thousand, seven hundred thirty-two".