328238274 has 64 divisors (see below), whose sum is σ = 817818624. Its totient is φ = 85513536.

The previous prime is 328238257. The next prime is 328238291. The reversal of 328238274 is 472832823.

It is an interprime number because it is at equal distance from previous prime (328238257) and next prime (328238291).

It is a super-3 number, since 3×328238274³ (a number of 27 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41697 + ... + 48939.

It is an arithmetic number, because the mean of its divisors is an integer number (12778416).

Almost surely, 2^328238274 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 328238274, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (408909312).

328238274 is an abundant number, since it is smaller than the sum of its proper divisors (489580350).

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

328238274 is a wasteful number, since it uses less digits than its factorization.

328238274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7351.

The product of its digits is 129024, while the sum is 39.

The square root of 328238274 is about 18117.3473223869. The cubic root of 328238274 is about 689.8104036946.

The spelling of 328238274 in words is "three hundred twenty-eight million, two hundred thirty-eight thousand, two hundred seventy-four".