328106474 has 4 divisors (see below), whose sum is σ = 492159714. Its totient is φ = 164053236.

The previous prime is 328106473. The next prime is 328106489. The reversal of 328106474 is 474601823.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 474601823 = 1741 ⋅272603.

It can be written as a sum of positive squares in only one way, i.e., 181090849 + 147015625 = 13457^2 + 12125^2 .

It is not an unprimeable number, because it can be changed into a prime (328106473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82026617 + ... + 82026620.

Almost surely, 2^328106474 is an apocalyptic number.

328106474 is a deficient number, since it is larger than the sum of its proper divisors (164053240).

328106474 is a wasteful number, since it uses less digits than its factorization.

328106474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164053239.

The product of its (nonzero) digits is 32256, while the sum is 35.

The square root of 328106474 is about 18113.7095593365. The cubic root of 328106474 is about 689.7180630689.

The spelling of 328106474 in words is "three hundred twenty-eight million, one hundred six thousand, four hundred seventy-four".