4939523 has 2 divisors, whose sum is σ = 4939524. Its totient is φ = 4939522.

The previous prime is 4939511. The next prime is 4939567. The reversal of 4939523 is 3259394.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4939523 is a prime.

It is a Sophie Germain prime.

It is a d-powerful number, because it can be written as 4¹¹ + 9 + 3¹¹ + 9³ + 5⁵ + 2¹⁵ + 3¹² .

It is not a weakly prime, because it can be changed into another prime (4939573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2469761 + 2469762.

It is an arithmetic number, because the mean of its divisors is an integer number (2469762).

Almost surely, 2^4939523 is an apocalyptic number.

4939523 is a deficient number, since it is larger than the sum of its proper divisors (1).

4939523 is an equidigital number, since it uses as much as digits as its factorization.

4939523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 29160, while the sum is 35.

The square root of 4939523 is about 2222.5037682758. The cubic root of 4939523 is about 170.3053680991.

The spelling of 4939523 in words is "four million, nine hundred thirty-nine thousand, five hundred twenty-three".