744734461 has 2 divisors, whose sum is σ = 744734462. Its totient is φ = 744734460.

The previous prime is 744734447. The next prime is 744734479. The reversal of 744734461 is 164437447.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 629708836 + 115025625 = 25094^2 + 10725^2 .

It is a cyclic number.

It is not a de Polignac number, because 744734461 - 2¹⁵ = 744701693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (744734401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 372367230 + 372367231.

It is an arithmetic number, because the mean of its divisors is an integer number (372367231).

Almost surely, 2^744734461 is an apocalyptic number.

It is an amenable number.

744734461 is a deficient number, since it is larger than the sum of its proper divisors (1).

744734461 is an equidigital number, since it uses as much as digits as its factorization.

744734461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 225792, while the sum is 40.

The square root of 744734461 is about 27289.8233962772. The cubic root of 744734461 is about 906.4290522409.

The spelling of 744734461 in words is "seven hundred forty-four million, seven hundred thirty-four thousand, four hundred sixty-one".