2939968 has 28 divisors (see below), whose sum is σ = 5925312. Its totient is φ = 1447040.

The previous prime is 2939957. The next prime is 2939971. The reversal of 2939968 is 8699392.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4221 + ... + 4867.

2^2939968 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2939968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2962656).

2939968 is an abundant number, since it is smaller than the sum of its proper divisors (2985344).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2939968 is an equidigital number, since it uses as much as digits as its factorization.

2939968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 730 (or 720 counting only the distinct ones).

The product of its digits is 209952, while the sum is 46.

The square root of 2939968 is about 1714.6334885333. The cubic root of 2939968 is about 143.2564553781.

The spelling of 2939968 in words is "two million, nine hundred thirty-nine thousand, nine hundred sixty-eight".