328732152 has 64 divisors (see below), whose sum is σ = 944939520. Its totient is φ = 93353088.

The previous prime is 328732133. The next prime is 328732163. The reversal of 328732152 is 251237823.

It is a super-2 number, since 2×328732152² = 216129655517102208, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22198 + ... + 33914.

It is an arithmetic number, because the mean of its divisors is an integer number (14764680).

Almost surely, 2^328732152 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 328732152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (472469760).

328732152 is an abundant number, since it is smaller than the sum of its proper divisors (616207368).

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

328732152 is a wasteful number, since it uses less digits than its factorization.

328732152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11900 (or 11896 counting only the distinct ones).

The product of its digits is 20160, while the sum is 33.

The square root of 328732152 is about 18130.9721747070. The cubic root of 328732152 is about 690.1562007218.

Adding to 328732152 its reverse (251237823), we get a palindrome (579969975).

The spelling of 328732152 in words is "three hundred twenty-eight million, seven hundred thirty-two thousand, one hundred fifty-two".