2439968 has 12 divisors (see below), whose sum is σ = 4803750. Its totient is φ = 1219968.

The previous prime is 2439953. The next prime is 2439977. The reversal of 2439968 is 8699342.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1993744 + 446224 = 1412^2 + 668^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38093 + ... + 38156.

2^2439968 is an apocalyptic number.

It is an amenable number.

2439968 is a deficient number, since it is larger than the sum of its proper divisors (2363782).

2439968 is an equidigital number, since it uses as much as digits as its factorization.

2439968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76259 (or 76251 counting only the distinct ones).

The product of its digits is 93312, while the sum is 41.

The square root of 2439968 is about 1562.0396921974. The cubic root of 2439968 is about 134.6257214124.

The spelling of 2439968 in words is "two million, four hundred thirty-nine thousand, nine hundred sixty-eight".