4992623 has 2 divisors, whose sum is σ = 4992624. Its totient is φ = 4992622.

The previous prime is 4992619. The next prime is 4992629. The reversal of 4992623 is 3262994.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4992623 - 2² = 4992619 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4992629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2496311 + 2496312.

It is an arithmetic number, because the mean of its divisors is an integer number (2496312).

Almost surely, 2^4992623 is an apocalyptic number.

4992623 is a deficient number, since it is larger than the sum of its proper divisors (1).

4992623 is an equidigital number, since it uses as much as digits as its factorization.

4992623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23328, while the sum is 35.

The square root of 4992623 is about 2234.4178212680. The cubic root of 4992623 is about 170.9134566580.

The spelling of 4992623 in words is "four million, nine hundred ninety-two thousand, six hundred twenty-three".