328831677 has 16 divisors (see below), whose sum is σ = 487452160. Its totient is φ = 219088800.

The previous prime is 328831669. The next prime is 328831687. The reversal of 328831677 is 776138823.

328831677 is a `hidden beast` number, since 328 + 8 + 316 + 7 + 7 = 666.

It is not a de Polignac number, because 328831677 - 2³ = 328831669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328831637) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65652 + ... + 70482.

It is an arithmetic number, because the mean of its divisors is an integer number (30465760).

Almost surely, 2^328831677 is an apocalyptic number.

It is an amenable number.

328831677 is a deficient number, since it is larger than the sum of its proper divisors (158620483).

328831677 is a wasteful number, since it uses less digits than its factorization.

328831677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7361 (or 7355 counting only the distinct ones).

The product of its digits is 338688, while the sum is 45.

The square root of 328831677 is about 18133.7165798961. The cubic root of 328831677 is about 690.2258428958.

The spelling of 328831677 in words is "three hundred twenty-eight million, eight hundred thirty-one thousand, six hundred seventy-seven".