328161364 has 6 divisors (see below), whose sum is σ = 574282394. Its totient is φ = 164080680.

The previous prime is 328161349. The next prime is 328161389. The reversal of 328161364 is 463161823.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 166668100 + 161493264 = 12910^2 + 12708^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41020167 + ... + 41020174.

Almost surely, 2^328161364 is an apocalyptic number.

It is an amenable number.

328161364 is a deficient number, since it is larger than the sum of its proper divisors (246121030).

328161364 is a wasteful number, since it uses less digits than its factorization.

328161364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82040345 (or 82040343 counting only the distinct ones).

The product of its digits is 20736, while the sum is 34.

The square root of 328161364 is about 18115.2246466888. The cubic root of 328161364 is about 689.7565226509.

The spelling of 328161364 in words is "three hundred twenty-eight million, one hundred sixty-one thousand, three hundred sixty-four".