4938779 has 2 divisors, whose sum is σ = 4938780. Its totient is φ = 4938778.

The previous prime is 4938761. The next prime is 4938833. The reversal of 4938779 is 9778394.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4938779 - 2¹⁶ = 4873243 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4938379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2469389 + 2469390.

It is an arithmetic number, because the mean of its divisors is an integer number (2469390).

Almost surely, 2^4938779 is an apocalyptic number.

4938779 is a deficient number, since it is larger than the sum of its proper divisors (1).

4938779 is an equidigital number, since it uses as much as digits as its factorization.

4938779 is an evil number, because the sum of its binary digits is even.

The product of its digits is 381024, while the sum is 47.

The square root of 4938779 is about 2222.3363831787. The cubic root of 4938779 is about 170.2968171009.

The spelling of 4938779 in words is "four million, nine hundred thirty-eight thousand, seven hundred seventy-nine".