328679775 has 60 divisors (see below), whose sum is σ = 635389392. Its totient is φ = 167650560.

The previous prime is 328679761. The next prime is 328679777. The reversal of 328679775 is 577976823.

It is not a de Polignac number, because 328679775 - 2²² = 324485471 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328679777) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 43047 + ... + 50103.

Almost surely, 2^328679775 is an apocalyptic number.

328679775 is a deficient number, since it is larger than the sum of its proper divisors (306709617).

328679775 is a wasteful number, since it uses less digits than its factorization.

328679775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7102 (or 7088 counting only the distinct ones).

The product of its digits is 4445280, while the sum is 54.

The square root of 328679775 is about 18129.5277103404. The cubic root of 328679775 is about 690.1195445048.

The spelling of 328679775 in words is "three hundred twenty-eight million, six hundred seventy-nine thousand, seven hundred seventy-five".