32272268 has 48 divisors (see below), whose sum is σ = 66769920. Its totient is φ = 13362816.

The previous prime is 32272267. The next prime is 32272277. The reversal of 32272268 is 86227223.

It is a super-4 number, since 4×32272268⁴ (a number of 31 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (32272267) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 180203 + ... + 180381.

It is an arithmetic number, because the mean of its divisors is an integer number (1391040).

Almost surely, 2^32272268 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 32272268, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33384960).

32272268 is an abundant number, since it is smaller than the sum of its proper divisors (34497652).

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

32272268 is a wasteful number, since it uses less digits than its factorization.

32272268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374 (or 372 counting only the distinct ones).

The product of its digits is 16128, while the sum is 32.

The square root of 32272268 is about 5680.8685955583. The cubic root of 32272268 is about 318.3780822728.

The spelling of 32272268 in words is "thirty-two million, two hundred seventy-two thousand, two hundred sixty-eight".