749814193 has 2 divisors, whose sum is σ = 749814194. Its totient is φ = 749814192.

The previous prime is 749814167. The next prime is 749814199. The reversal of 749814193 is 391418947.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 450627984 + 299186209 = 21228^2 + 17297^2 .

It is a cyclic number.

It is not a de Polignac number, because 749814193 - 2⁹ = 749813681 is a prime.

It is not a weakly prime, because it can be changed into another prime (749814199) 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, 374907096 + 374907097.

It is an arithmetic number, because the mean of its divisors is an integer number (374907097).

Almost surely, 2^749814193 is an apocalyptic number.

It is an amenable number.

749814193 is a deficient number, since it is larger than the sum of its proper divisors (1).

749814193 is an equidigital number, since it uses as much as digits as its factorization.

749814193 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 217728, while the sum is 46.

The square root of 749814193 is about 27382.7353089497. The cubic root of 749814193 is about 908.4852605023.

The spelling of 749814193 in words is "seven hundred forty-nine million, eight hundred fourteen thousand, one hundred ninety-three".