329244401 has 2 divisors, whose sum is σ = 329244402. Its totient is φ = 329244400.

The previous prime is 329244361. The next prime is 329244403. The reversal of 329244401 is 104442923.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 226201600 + 103042801 = 15040^2 + 10151^2 .

It is a cyclic number.

It is not a de Polignac number, because 329244401 - 2¹⁸ = 328982257 is a prime.

Together with 329244403, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (329244403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164622200 + 164622201.

It is an arithmetic number, because the mean of its divisors is an integer number (164622201).

Almost surely, 2^329244401 is an apocalyptic number.

It is an amenable number.

329244401 is a deficient number, since it is larger than the sum of its proper divisors (1).

329244401 is an equidigital number, since it uses as much as digits as its factorization.

329244401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 329244401 is about 18145.0930281440. The cubic root of 329244401 is about 690.5144948013.

The spelling of 329244401 in words is "three hundred twenty-nine million, two hundred forty-four thousand, four hundred one".