32172048 has 60 divisors (see below), whose sum is σ = 92954368. Its totient is φ = 10376640.

The previous prime is 32172047. The next prime is 32172053. The reversal of 32172048 is 84027123.

It is not an unprimeable number, because it can be changed into a prime (32172043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 861 + ... + 8067.

Almost surely, 2^32172048 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 32172048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46477184).

32172048 is an abundant number, since it is smaller than the sum of its proper divisors (60782320).

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

32172048 is a wasteful number, since it uses less digits than its factorization.

32172048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7252 (or 7243 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 32172048 is about 5672.0409025324. The cubic root of 32172048 is about 318.0481711765.

The spelling of 32172048 in words is "thirty-two million, one hundred seventy-two thousand, forty-eight".