3879679 has 2 divisors, whose sum is σ = 3879680. Its totient is φ = 3879678.

The previous prime is 3879671. The next prime is 3879691. The reversal of 3879679 is 9769783.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3879679 - 2³ = 3879671 is a prime.

3879679 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3879671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1939839 + 1939840.

It is an arithmetic number, because the mean of its divisors is an integer number (1939840).

Almost surely, 2^3879679 is an apocalyptic number.

3879679 is a deficient number, since it is larger than the sum of its proper divisors (1).

3879679 is an equidigital number, since it uses as much as digits as its factorization.

3879679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 571536, while the sum is 49.

The square root of 3879679 is about 1969.6900771441. The cubic root of 3879679 is about 157.1322266323.

The spelling of 3879679 in words is "three million, eight hundred seventy-nine thousand, six hundred seventy-nine".