2979861004 has 18 divisors (see below), whose sum is σ = 5242261164. Its totient is φ = 1482080040.

The previous prime is 2979860981. The next prime is 2979861023. The reversal of 2979861004 is 4001689792.

It is an unprimeable number.

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 in 5 ways as a sum of consecutive naturals, for example, 1584937 + ... + 1586815.

Almost surely, 2^2979861004 is an apocalyptic number.

It is an amenable number.

2979861004 is a deficient number, since it is larger than the sum of its proper divisors (2262400160).

2979861004 is an equidigital number, since it uses as much as digits as its factorization.

2979861004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3973 (or 2092 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 46.

The square root of 2979861004 is about 54588.1031361230. The cubic root of 2979861004 is about 1439.0150485463.

The spelling of 2979861004 in words is "two billion, nine hundred seventy-nine million, eight hundred sixty-one thousand, four".