3922979 has 2 divisors, whose sum is σ = 3922980. Its totient is φ = 3922978.

The previous prime is 3922973. The next prime is 3922981. The reversal of 3922979 is 9792293.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3922979 - 2¹⁶ = 3857443 is a prime.

Together with 3922981, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3922973) by changing a digit.

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 as a sum of consecutive naturals, namely, 1961489 + 1961490.

It is an arithmetic number, because the mean of its divisors is an integer number (1961490).

Almost surely, 2^3922979 is an apocalyptic number.

3922979 is a deficient number, since it is larger than the sum of its proper divisors (1).

3922979 is an equidigital number, since it uses as much as digits as its factorization.

3922979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 61236, while the sum is 41.

The square root of 3922979 is about 1980.6511555547. The cubic root of 3922979 is about 157.7146347251.

The spelling of 3922979 in words is "three million, nine hundred twenty-two thousand, nine hundred seventy-nine".