3907979 has 2 divisors, whose sum is σ = 3907980. Its totient is φ = 3907978.

The previous prime is 3907963. The next prime is 3907987. The reversal of 3907979 is 9797093.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3907979 - 2⁴ = 3907963 is a prime.

It is not a weakly prime, because it can be changed into another prime (3907919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1953989 + 1953990.

It is an arithmetic number, because the mean of its divisors is an integer number (1953990).

Almost surely, 2^3907979 is an apocalyptic number.

3907979 is a deficient number, since it is larger than the sum of its proper divisors (1).

3907979 is an equidigital number, since it uses as much as digits as its factorization.

3907979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 107163, while the sum is 44.

The square root of 3907979 is about 1976.8608954603. The cubic root of 3907979 is about 157.5133641133.

The spelling of 3907979 in words is "three million, nine hundred seven thousand, nine hundred seventy-nine".