4979669 has 2 divisors, whose sum is σ = 4979670. Its totient is φ = 4979668.

The previous prime is 4979651. The next prime is 4979671. The reversal of 4979669 is 9669794.

4979669 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4355569 + 624100 = 2087^2 + 790^2 .

It is a cyclic number.

It is not a de Polignac number, because 4979669 - 2⁸ = 4979413 is a prime.

It is a super-2 number, since 2×4979669² = 49594206699122, which contains 22 as substring.

Together with 4979671, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4979609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2489834 + 2489835.

It is an arithmetic number, because the mean of its divisors is an integer number (2489835).

Almost surely, 2^4979669 is an apocalyptic number.

It is an amenable number.

4979669 is a deficient number, since it is larger than the sum of its proper divisors (1).

4979669 is an equidigital number, since it uses as much as digits as its factorization.

4979669 is an evil number, because the sum of its binary digits is even.

The product of its digits is 734832, while the sum is 50.

The square root of 4979669 is about 2231.5171968865. The cubic root of 4979669 is about 170.7655096750.

The spelling of 4979669 in words is "four million, nine hundred seventy-nine thousand, six hundred sixty-nine".