326879867 has 16 divisors (see below), whose sum is σ = 340650240. Its totient is φ = 313414272.

The previous prime is 326879863. The next prime is 326879869. The reversal of 326879867 is 768978623.

It is a happy number.

It is not a de Polignac number, because 326879867 - 2² = 326879863 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (326879863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1427309 + ... + 1427537.

It is an arithmetic number, because the mean of its divisors is an integer number (21290640).

Almost surely, 2^326879867 is an apocalyptic number.

326879867 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

326879867 is a deficient number, since it is larger than the sum of its proper divisors (13770373).

326879867 is a wasteful number, since it uses less digits than its factorization.

326879867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662.

The product of its digits is 6096384, while the sum is 56.

The square root of 326879867 is about 18079.8193298495. The cubic root of 326879867 is about 688.8574994783.

The spelling of 326879867 in words is "three hundred twenty-six million, eight hundred seventy-nine thousand, eight hundred sixty-seven".