328070715 has 32 divisors (see below), whose sum is σ = 601413120. Its totient is φ = 149597184.

The previous prime is 328070711. The next prime is 328070723. The reversal of 328070715 is 517070823.

It is not a de Polignac number, because 328070715 - 2² = 328070711 is a prime.

It is a super-2 number, since 2×328070715² = 215260788081222450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (328070711) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40267 + ... + 47723.

It is an arithmetic number, because the mean of its divisors is an integer number (18794160).

Almost surely, 2^328070715 is an apocalyptic number.

328070715 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

328070715 is a deficient number, since it is larger than the sum of its proper divisors (273342405).

328070715 is a wasteful number, since it uses less digits than its factorization.

328070715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7891.

The product of its (nonzero) digits is 11760, while the sum is 33.

The square root of 328070715 is about 18112.7224624019. The cubic root of 328070715 is about 689.6930056295.

The spelling of 328070715 in words is "three hundred twenty-eight million, seventy thousand, seven hundred fifteen".