328140315 has 20 divisors (see below), whose sum is σ = 588222624. Its totient is φ = 175007952.

The previous prime is 328140277. The next prime is 328140349. The reversal of 328140315 is 513041823.

It is a happy number.

It is not a de Polignac number, because 328140315 - 2²⁵ = 294585883 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 404707 + ... + 405516.

Almost surely, 2^328140315 is an apocalyptic number.

328140315 is a deficient number, since it is larger than the sum of its proper divisors (260082309).

328140315 is an equidigital number, since it uses as much as digits as its factorization.

328140315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 810240 (or 810231 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 328140315 is about 18114.6436619659. The cubic root of 328140315 is about 689.7417748296.

It can be divided in two parts, 328140 and 315, that added together give a triangular number (328455 = T₈₁₀).

The spelling of 328140315 in words is "three hundred twenty-eight million, one hundred forty thousand, three hundred fifteen".