744796397 has 4 divisors (see below), whose sum is σ = 757006236. Its totient is φ = 732586560.

The previous prime is 744796387. The next prime is 744796441. The reversal of 744796397 is 793697447.

It is a happy number.

744796397 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 375041956 + 369754441 = 19366^2 + 19229^2 .

It is a cyclic number.

It is not a de Polignac number, because 744796397 - 2¹⁸ = 744534253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (744796337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6104828 + ... + 6104949.

It is an arithmetic number, because the mean of its divisors is an integer number (189251559).

Almost surely, 2^744796397 is an apocalyptic number.

It is an amenable number.

744796397 is a deficient number, since it is larger than the sum of its proper divisors (12209839).

744796397 is a wasteful number, since it uses less digits than its factorization.

744796397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12209838.

The product of its digits is 8001504, while the sum is 56.

The square root of 744796397 is about 27290.9581546709. The cubic root of 744796397 is about 906.4541793328.

The spelling of 744796397 in words is "seven hundred forty-four million, seven hundred ninety-six thousand, three hundred ninety-seven".