47449632 has 24 divisors (see below), whose sum is σ = 124555536. Its totient is φ = 15816512.

The previous prime is 47449627. The next prime is 47449637. The reversal of 47449632 is 23694474.

It is an interprime number because it is at equal distance from previous prime (47449627) and next prime (47449637).

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (47449637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 247038 + ... + 247229.

It is an arithmetic number, because the mean of its divisors is an integer number (5189814).

Almost surely, 2^47449632 is an apocalyptic number.

It is an amenable number.

47449632 is an abundant number, since it is smaller than the sum of its proper divisors (77105904).

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

47449632 is a wasteful number, since it uses less digits than its factorization.

47449632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494280 (or 494272 counting only the distinct ones).

The product of its digits is 145152, while the sum is 39.

The square root of 47449632 is about 6888.3693280776. The cubic root of 47449632 is about 362.0297687229.

The spelling of 47449632 in words is "forty-seven million, four hundred forty-nine thousand, six hundred thirty-two".