4663979 has 2 divisors, whose sum is σ = 4663980. Its totient is φ = 4663978.

The previous prime is 4663973. The next prime is 4663991. The reversal of 4663979 is 9793664.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4663979 is a prime.

It is a super-2 number, since 2×4663979² = 43505400224882, which contains 22 as substring.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (4663973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2331989 + 2331990.

It is an arithmetic number, because the mean of its divisors is an integer number (2331990).

Almost surely, 2^4663979 is an apocalyptic number.

4663979 is a deficient number, since it is larger than the sum of its proper divisors (1).

4663979 is an equidigital number, since it uses as much as digits as its factorization.

4663979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 244944, while the sum is 44.

The square root of 4663979 is about 2159.6247359206. The cubic root of 4663979 is about 167.0778438767.

The spelling of 4663979 in words is "four million, six hundred sixty-three thousand, nine hundred seventy-nine".