327248729 has 2 divisors, whose sum is σ = 327248730. Its totient is φ = 327248728.

The previous prime is 327248689. The next prime is 327248771. The reversal of 327248729 is 927842723.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 164737225 + 162511504 = 12835^2 + 12748^2 .

It is a cyclic number.

It is not a de Polignac number, because 327248729 - 2⁸ = 327248473 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 327248729.

It is not a weakly prime, because it can be changed into another prime (327248029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163624364 + 163624365.

It is an arithmetic number, because the mean of its divisors is an integer number (163624365).

Almost surely, 2^327248729 is an apocalyptic number.

It is an amenable number.

327248729 is a deficient number, since it is larger than the sum of its proper divisors (1).

327248729 is an equidigital number, since it uses as much as digits as its factorization.

327248729 is an evil number, because the sum of its binary digits is even.

The product of its digits is 338688, while the sum is 44.

The square root of 327248729 is about 18090.0173852874. The cubic root of 327248729 is about 689.1165119013.

The spelling of 327248729 in words is "three hundred twenty-seven million, two hundred forty-eight thousand, seven hundred twenty-nine".