326992423 has 2 divisors, whose sum is σ = 326992424. Its totient is φ = 326992422.

The previous prime is 326992333. The next prime is 326992439. The reversal of 326992423 is 324299623.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 326992423 - 2²¹ = 324895271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (326992453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163496211 + 163496212.

It is an arithmetic number, because the mean of its divisors is an integer number (163496212).

Almost surely, 2^326992423 is an apocalyptic number.

326992423 is a deficient number, since it is larger than the sum of its proper divisors (1).

326992423 is an equidigital number, since it uses as much as digits as its factorization.

326992423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 139968, while the sum is 40.

The square root of 326992423 is about 18082.9318142828. The cubic root of 326992423 is about 688.9365561950.

The spelling of 326992423 in words is "three hundred twenty-six million, nine hundred ninety-two thousand, four hundred twenty-three".