47281532 has 12 divisors (see below), whose sum is σ = 83546736. Its totient is φ = 23411040.

The previous prime is 47281529. The next prime is 47281561. The reversal of 47281532 is 23518274.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56969 + ... + 57792.

It is an arithmetic number, because the mean of its divisors is an integer number (6962228).

Almost surely, 2^47281532 is an apocalyptic number.

It is an amenable number.

47281532 is a deficient number, since it is larger than the sum of its proper divisors (36265204).

47281532 is a wasteful number, since it uses less digits than its factorization.

47281532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114868 (or 114866 counting only the distinct ones).

The product of its digits is 13440, while the sum is 32.

The square root of 47281532 is about 6876.1567754088. The cubic root of 47281532 is about 361.6017414325.

The spelling of 47281532 in words is "forty-seven million, two hundred eighty-one thousand, five hundred thirty-two".