4979687 has 2 divisors, whose sum is σ = 4979688. Its totient is φ = 4979686.

The previous prime is 4979683. The next prime is 4979693. The reversal of 4979687 is 7869794.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4979687 - 2² = 4979683 is a prime.

It is a zygodrome in base 5.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4979683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2489843 + 2489844.

It is an arithmetic number, because the mean of its divisors is an integer number (2489844).

Almost surely, 2^4979687 is an apocalyptic number.

4979687 is a deficient number, since it is larger than the sum of its proper divisors (1).

4979687 is an equidigital number, since it uses as much as digits as its factorization.

4979687 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 762048, while the sum is 50.

The square root of 4979687 is about 2231.5212300133. The cubic root of 4979687 is about 170.7657154300.

The spelling of 4979687 in words is "four million, nine hundred seventy-nine thousand, six hundred eighty-seven".