4642679 has 2 divisors, whose sum is σ = 4642680. Its totient is φ = 4642678.

The previous prime is 4642661. The next prime is 4642721. The reversal of 4642679 is 9762464.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4642679 - 2⁸ = 4642423 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4642609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2321339 + 2321340.

It is an arithmetic number, because the mean of its divisors is an integer number (2321340).

Almost surely, 2^4642679 is an apocalyptic number.

4642679 is a deficient number, since it is larger than the sum of its proper divisors (1).

4642679 is an equidigital number, since it uses as much as digits as its factorization.

4642679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 38.

The square root of 4642679 is about 2154.6876803843. The cubic root of 4642679 is about 166.8231122139.

The spelling of 4642679 in words is "four million, six hundred forty-two thousand, six hundred seventy-nine".