326028644 has 12 divisors (see below), whose sum is σ = 570677100. Its totient is φ = 162978048.

The previous prime is 326028641. The next prime is 326028667. The reversal of 326028644 is 446820623.

It can be written as a sum of positive squares in 2 ways, for example, as 42510400 + 283518244 = 6520^2 + 16838^2 .

It is not an unprimeable number, because it can be changed into a prime (326028641) 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, 27872 + ... + 37800.

It is an arithmetic number, because the mean of its divisors is an integer number (47556425).

Almost surely, 2^326028644 is an apocalyptic number.

It is an amenable number.

326028644 is a deficient number, since it is larger than the sum of its proper divisors (244648456).

326028644 is a wasteful number, since it uses less digits than its factorization.

326028644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18142 (or 18140 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 35.

The square root of 326028644 is about 18056.2632900609. The cubic root of 326028644 is about 688.2590318341.

The spelling of 326028644 in words is "three hundred twenty-six million, twenty-eight thousand, six hundred forty-four".