329893441 has 2 divisors, whose sum is σ = 329893442. Its totient is φ = 329893440.

The previous prime is 329893433. The next prime is 329893453. The reversal of 329893441 is 144398923.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 259081216 + 70812225 = 16096^2 + 8415^2 .

It is an emirp because it is prime and its reverse (144398923) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 329893441 - 2³ = 329893433 is a prime.

It is not a weakly prime, because it can be changed into another prime (329893471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164946720 + 164946721.

It is an arithmetic number, because the mean of its divisors is an integer number (164946721).

Almost surely, 2^329893441 is an apocalyptic number.

It is an amenable number.

329893441 is a deficient number, since it is larger than the sum of its proper divisors (1).

329893441 is an equidigital number, since it uses as much as digits as its factorization.

329893441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 186624, while the sum is 43.

The square root of 329893441 is about 18162.9689478345. The cubic root of 329893441 is about 690.9679344090.

The spelling of 329893441 in words is "three hundred twenty-nine million, eight hundred ninety-three thousand, four hundred forty-one".