2979908408 has 16 divisors (see below), whose sum is σ = 5589000000. Its totient is φ = 1489508416.

The previous prime is 2979908353. The next prime is 2979908417. The reversal of 2979908408 is 8048099792.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26408 + ... + 81591.

It is an arithmetic number, because the mean of its divisors is an integer number (349312500).

Almost surely, 2^2979908408 is an apocalyptic number.

It is an amenable number.

2979908408 is a deficient number, since it is larger than the sum of its proper divisors (2609091592).

2979908408 is a wasteful number, since it uses less digits than its factorization.

2979908408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111454 (or 111450 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 56.

The square root of 2979908408 is about 54588.5373315681. The cubic root of 2979908408 is about 1439.0226791827.

The spelling of 2979908408 in words is "two billion, nine hundred seventy-nine million, nine hundred eight thousand, four hundred eight".