239291968 has 14 divisors (see below), whose sum is σ = 474845126. Its totient is φ = 119645952.

The previous prime is 239291953. The next prime is 239291981. The reversal of 239291968 is 869192932.

It can be written as a sum of positive squares in only one way, i.e., 160579584 + 78712384 = 12672^2 + 8872^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1869405 + ... + 1869532.

It is an arithmetic number, because the mean of its divisors is an integer number (33917509).

Almost surely, 2^239291968 is an apocalyptic number.

It is an amenable number.

239291968 is a deficient number, since it is larger than the sum of its proper divisors (235553158).

239291968 is an equidigital number, since it uses as much as digits as its factorization.

239291968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3738949 (or 3738939 counting only the distinct ones).

The product of its digits is 419904, while the sum is 49.

The square root of 239291968 is about 15469.0648715428. The cubic root of 239291968 is about 620.8347825660.

The spelling of 239291968 in words is "two hundred thirty-nine million, two hundred ninety-one thousand, nine hundred sixty-eight".