47322132 has 144 divisors (see below), whose sum is σ = 137639040. Its totient is φ = 12545280.

The previous prime is 47322127. The next prime is 47322173. The reversal of 47322132 is 23122374.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 434094 + ... + 434202.

Almost surely, 2^47322132 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 47322132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68819520).

47322132 is an abundant number, since it is smaller than the sum of its proper divisors (90316908).

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

47322132 is a wasteful number, since it uses less digits than its factorization.

47322132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174 (or 161 counting only the distinct ones).

The product of its digits is 2016, while the sum is 24.

The square root of 47322132 is about 6879.1083724564. The cubic root of 47322132 is about 361.7052126326.

The spelling of 47322132 in words is "forty-seven million, three hundred twenty-two thousand, one hundred thirty-two".