326866004 has 12 divisors (see below), whose sum is σ = 605663604. Its totient is φ = 153819264.

The previous prime is 326865967. The next prime is 326866009. The reversal of 326866004 is 400668623.

It can be written as a sum of positive squares in 2 ways, for example, as 147573904 + 179292100 = 12148^2 + 13390^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326866009) 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, 2403359 + ... + 2403494.

It is an arithmetic number, because the mean of its divisors is an integer number (50471967).

Almost surely, 2^326866004 is an apocalyptic number.

326866004 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

326866004 is a deficient number, since it is larger than the sum of its proper divisors (278797600).

326866004 is a wasteful number, since it uses less digits than its factorization.

326866004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4806874 (or 4806872 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 35.

The square root of 326866004 is about 18079.4359425287. The cubic root of 326866004 is about 688.8477611744.

The spelling of 326866004 in words is "three hundred twenty-six million, eight hundred sixty-six thousand, four".