326306013 has 16 divisors (see below), whose sum is σ = 481714176. Its totient is φ = 194808240.

The previous prime is 326306011. The next prime is 326306021. The reversal of 326306013 is 310603623.

It is not a de Polignac number, because 326306013 - 2¹ = 326306011 is a prime.

It is a super-2 number, since 2×326306013² = 212951228239912338, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326306011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71581 + ... + 76002.

It is an arithmetic number, because the mean of its divisors is an integer number (30107136).

Almost surely, 2^326306013 is an apocalyptic number.

326306013 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

326306013 is a deficient number, since it is larger than the sum of its proper divisors (155408163).

326306013 is a wasteful number, since it uses less digits than its factorization.

326306013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147664.

The product of its (nonzero) digits is 1944, while the sum is 24.

The square root of 326306013 is about 18063.9423437964. The cubic root of 326306013 is about 688.4541553934.

Adding to 326306013 its reverse (310603623), we get a palindrome (636909636).

The spelling of 326306013 in words is "three hundred twenty-six million, three hundred six thousand, thirteen".