2430979 has 2 divisors, whose sum is σ = 2430980. Its totient is φ = 2430978.

The previous prime is 2430947. The next prime is 2430991. The reversal of 2430979 is 9790342.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2430979 - 2⁵ = 2430947 is a prime.

It is not a weakly prime, because it can be changed into another prime (2430929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1215489 + 1215490.

It is an arithmetic number, because the mean of its divisors is an integer number (1215490).

2^2430979 is an apocalyptic number.

2430979 is a deficient number, since it is larger than the sum of its proper divisors (1).

2430979 is an equidigital number, since it uses as much as digits as its factorization.

2430979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 2430979 is about 1559.1597095872. The cubic root of 2430979 is about 134.4601946856.

The spelling of 2430979 in words is "two million, four hundred thirty thousand, nine hundred seventy-nine".