749504923 has 2 divisors, whose sum is σ = 749504924. Its totient is φ = 749504922.

The previous prime is 749504909. The next prime is 749504927. The reversal of 749504923 is 329405947.

749504923 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-749504923 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 749504923.

It is not a weakly prime, because it can be changed into another prime (749504927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 374752461 + 374752462.

It is an arithmetic number, because the mean of its divisors is an integer number (374752462).

Almost surely, 2^749504923 is an apocalyptic number.

749504923 is a deficient number, since it is larger than the sum of its proper divisors (1).

749504923 is an equidigital number, since it uses as much as digits as its factorization.

749504923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 272160, while the sum is 43.

The square root of 749504923 is about 27377.0875551071. The cubic root of 749504923 is about 908.3603380538.

The spelling of 749504923 in words is "seven hundred forty-nine million, five hundred four thousand, nine hundred twenty-three".