744812797 has 2 divisors, whose sum is σ = 744812798. Its totient is φ = 744812796.

The previous prime is 744812767. The next prime is 744812801. The reversal of 744812797 is 797218447.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 648262521 + 96550276 = 25461^2 + 9826^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-744812797 is a prime.

It is a super-2 number, since 2×744812797² = 1109492205149926418, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 744812797.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (744812767) 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 as a sum of consecutive naturals, namely, 372406398 + 372406399.

It is an arithmetic number, because the mean of its divisors is an integer number (372406399).

Almost surely, 2^744812797 is an apocalyptic number.

It is an amenable number.

744812797 is a deficient number, since it is larger than the sum of its proper divisors (1).

744812797 is an equidigital number, since it uses as much as digits as its factorization.

744812797 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 790272, while the sum is 49.

The square root of 744812797 is about 27291.2586188325. The cubic root of 744812797 is about 906.4608324886.

The spelling of 744812797 in words is "seven hundred forty-four million, eight hundred twelve thousand, seven hundred ninety-seven".