328415465 has 16 divisors (see below), whose sum is σ = 451129728. Its totient is φ = 224833536.

The previous prime is 328415449. The next prime is 328415489. The reversal of 328415465 is 564514823.

It is a cyclic number.

It is not a de Polignac number, because 328415465 - 2⁴ = 328415449 is a prime.

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, 15209 + ... + 29801.

It is an arithmetic number, because the mean of its divisors is an integer number (28195608).

Almost surely, 2^328415465 is an apocalyptic number.

328415465 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

328415465 is a deficient number, since it is larger than the sum of its proper divisors (122714263).

328415465 is a wasteful number, since it uses less digits than its factorization.

328415465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15248.

The product of its digits is 115200, while the sum is 38.

The square root of 328415465 is about 18122.2367548821. The cubic root of 328415465 is about 689.9345068412.

The spelling of 328415465 in words is "three hundred twenty-eight million, four hundred fifteen thousand, four hundred sixty-five".