326693401 has 4 divisors (see below), whose sum is σ = 326752272. Its totient is φ = 326634532.

The previous prime is 326693399. The next prime is 326693413. The reversal of 326693401 is 104396623.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 326693401 - 2¹ = 326693399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (326693441) 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, 20131 + ... + 32536.

It is an arithmetic number, because the mean of its divisors is an integer number (81688068).

Almost surely, 2^326693401 is an apocalyptic number.

It is an amenable number.

326693401 is a deficient number, since it is larger than the sum of its proper divisors (58871).

326693401 is an equidigital number, since it uses as much as digits as its factorization.

326693401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58870.

The product of its (nonzero) digits is 23328, while the sum is 34.

The square root of 326693401 is about 18074.6618502256. The cubic root of 326693401 is about 688.7264901511.

The spelling of 326693401 in words is "three hundred twenty-six million, six hundred ninety-three thousand, four hundred one".