328602047 has 4 divisors (see below), whose sum is σ = 329009040. Its totient is φ = 328195056.

The previous prime is 328602041. The next prime is 328602073. The reversal of 328602047 is 740206823.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 328602047 - 2⁴ = 328602031 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 (328602041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 202283 + ... + 203900.

It is an arithmetic number, because the mean of its divisors is an integer number (82252260).

Almost surely, 2^328602047 is an apocalyptic number.

328602047 is a deficient number, since it is larger than the sum of its proper divisors (406993).

328602047 is an equidigital number, since it uses as much as digits as its factorization.

328602047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406992.

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 328602047 is about 18127.3838984008. The cubic root of 328602047 is about 690.0651391280.

The spelling of 328602047 in words is "three hundred twenty-eight million, six hundred two thousand, forty-seven".