328377478 has 24 divisors (see below), whose sum is σ = 581865336. Its totient is φ = 137779200.

The previous prime is 328377461. The next prime is 328377481. The reversal of 328377478 is 874773823.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40443 + ... + 47878.

It is an arithmetic number, because the mean of its divisors is an integer number (24244389).

Almost surely, 2^328377478 is an apocalyptic number.

328377478 is a deficient number, since it is larger than the sum of its proper divisors (253487858).

328377478 is a wasteful number, since it uses less digits than its factorization.

328377478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88360 (or 88347 counting only the distinct ones).

The product of its digits is 1580544, while the sum is 49.

The square root of 328377478 is about 18121.1886475474. The cubic root of 328377478 is about 689.9079048127.

The spelling of 328377478 in words is "three hundred twenty-eight million, three hundred seventy-seven thousand, four hundred seventy-eight".