32473872 has 50 divisors (see below), whose sum is σ = 93992558. Its totient is φ = 10824192.

The previous prime is 32473853. The next prime is 32473873. The reversal of 32473872 is 27837423.

It can be written as a sum of positive squares in only one way, i.e., 23970816 + 8503056 = 4896^2 + 2916^2 .

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 (32473873) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 11233 + ... + 13824.

Almost surely, 2^32473872 is an apocalyptic number.

It is an amenable number.

32473872 is an abundant number, since it is smaller than the sum of its proper divisors (61518686).

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

32473872 is a wasteful number, since it uses less digits than its factorization.

32473872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25077 (or 25062 counting only the distinct ones).

The product of its digits is 56448, while the sum is 36.

The square root of 32473872 is about 5698.5850875459. The cubic root of 32473872 is about 319.0396730040.

The spelling of 32473872 in words is "thirty-two million, four hundred seventy-three thousand, eight hundred seventy-two".