327823949 has 2 divisors, whose sum is σ = 327823950. Its totient is φ = 327823948.

The previous prime is 327823933. The next prime is 327823981. The reversal of 327823949 is 949328723.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 222904900 + 104919049 = 14930^2 + 10243^2 .

It is a cyclic number.

It is not a de Polignac number, because 327823949 - 2⁴ = 327823933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (327823999) 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, 163911974 + 163911975.

It is an arithmetic number, because the mean of its divisors is an integer number (163911975).

Almost surely, 2^327823949 is an apocalyptic number.

It is an amenable number.

327823949 is a deficient number, since it is larger than the sum of its proper divisors (1).

327823949 is an equidigital number, since it uses as much as digits as its factorization.

327823949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 653184, while the sum is 47.

The square root of 327823949 is about 18105.9092287573. The cubic root of 327823949 is about 689.5200393901.

The spelling of 327823949 in words is "three hundred twenty-seven million, eight hundred twenty-three thousand, nine hundred forty-nine".