328125578 has 8 divisors (see below), whose sum is σ = 536932800. Its totient is φ = 149147980.

The previous prime is 328125569. The next prime is 328125601. The reversal of 328125578 is 875521823.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-4 number, since 4×328125578⁴ (a number of 35 digits) contains 4444 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7457378 + ... + 7457421.

It is an arithmetic number, because the mean of its divisors is an integer number (67116600).

Almost surely, 2^328125578 is an apocalyptic number.

328125578 is a deficient number, since it is larger than the sum of its proper divisors (208807222).

328125578 is a wasteful number, since it uses less digits than its factorization.

328125578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14914812.

The product of its digits is 134400, while the sum is 41.

The square root of 328125578 is about 18114.2368870455. The cubic root of 328125578 is about 689.7314490876.

The spelling of 328125578 in words is "three hundred twenty-eight million, one hundred twenty-five thousand, five hundred seventy-eight".