749776743 has 24 divisors (see below), whose sum is σ = 1144333008. Its totient is φ = 490411584.

The previous prime is 749776733. The next prime is 749776777. The reversal of 749776743 is 347677947.

It is not a de Polignac number, because 749776743 - 2⁵ = 749776711 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 749776743.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (749776723) 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 in 23 ways as a sum of consecutive naturals, for example, 16230 + ... + 41987.

It is an arithmetic number, because the mean of its divisors is an integer number (47680542).

Almost surely, 2^749776743 is an apocalyptic number.

749776743 is a deficient number, since it is larger than the sum of its proper divisors (394556265).

749776743 is an equidigital number, since it uses as much as digits as its factorization.

749776743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58285 (or 58273 counting only the distinct ones).

The product of its digits is 6223392, while the sum is 54.

The square root of 749776743 is about 27382.0514753734. The cubic root of 749776743 is about 908.4701352709.

The spelling of 749776743 in words is "seven hundred forty-nine million, seven hundred seventy-six thousand, seven hundred forty-three".