326422361 has 4 divisors (see below), whose sum is σ = 334383924. Its totient is φ = 318460800.

The previous prime is 326422351. The next prime is 326422381. The reversal of 326422361 is 163224623.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 163224623 = 3299 ⋅49477.

It can be written as a sum of positive squares in 2 ways, for example, as 11182336 + 315240025 = 3344^2 + 17755^2 .

It is a cyclic number.

It is not a de Polignac number, because 326422361 - 2⁶ = 326422297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (326422351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3980720 + ... + 3980801.

It is an arithmetic number, because the mean of its divisors is an integer number (83595981).

Almost surely, 2^326422361 is an apocalyptic number.

It is an amenable number.

326422361 is a deficient number, since it is larger than the sum of its proper divisors (7961563).

326422361 is an equidigital number, since it uses as much as digits as its factorization.

326422361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7961562.

The product of its digits is 10368, while the sum is 29.

The square root of 326422361 is about 18067.1625054960. The cubic root of 326422361 is about 688.5359709720.

Adding to 326422361 its reverse (163224623), we get a palindrome (489646984).

The spelling of 326422361 in words is "three hundred twenty-six million, four hundred twenty-two thousand, three hundred sixty-one".