328630535 has 16 divisors (see below), whose sum is σ = 408748032. Its totient is φ = 253380000.

The previous prime is 328630501. The next prime is 328630543. The reversal of 328630535 is 535036823.

It is a de Polignac number, because none of the positive numbers 2^k-328630535 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 328630495 and 328630504.

It is a congruent number.

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, 34682 + ... + 43128.

It is an arithmetic number, because the mean of its divisors is an integer number (25546752).

Almost surely, 2^328630535 is an apocalyptic number.

328630535 is a deficient number, since it is larger than the sum of its proper divisors (80117497).

328630535 is a wasteful number, since it uses less digits than its factorization.

328630535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8734.

The product of its (nonzero) digits is 64800, while the sum is 35.

The square root of 328630535 is about 18128.1696538840. The cubic root of 328630535 is about 690.0850801760.

The spelling of 328630535 in words is "three hundred twenty-eight million, six hundred thirty thousand, five hundred thirty-five".