32272812 has 72 divisors (see below), whose sum is σ = 95855760. Its totient is φ = 9025920.

The previous prime is 32272787. The next prime is 32272901. The reversal of 32272812 is 21827223.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2014 + ... + 8282.

It is an arithmetic number, because the mean of its divisors is an integer number (1331330).

Almost surely, 2^32272812 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 32272812, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47927880).

32272812 is an abundant number, since it is smaller than the sum of its proper divisors (63582948).

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

32272812 is a wasteful number, since it uses less digits than its factorization.

32272812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6303 (or 6298 counting only the distinct ones).

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

The square root of 32272812 is about 5680.9164753585. The cubic root of 32272812 is about 318.3798711844.

The spelling of 32272812 in words is "thirty-two million, two hundred seventy-two thousand, eight hundred twelve".