726107741 has 2 divisors, whose sum is σ = 726107742. Its totient is φ = 726107740.

The previous prime is 726107719. The next prime is 726107797. The reversal of 726107741 is 147701627.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 658127716 + 67980025 = 25654^2 + 8245^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-726107741 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (726107441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 363053870 + 363053871.

It is an arithmetic number, because the mean of its divisors is an integer number (363053871).

Almost surely, 2^726107741 is an apocalyptic number.

It is an amenable number.

726107741 is a deficient number, since it is larger than the sum of its proper divisors (1).

726107741 is an equidigital number, since it uses as much as digits as its factorization.

726107741 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16464, while the sum is 35.

The square root of 726107741 is about 26946.3864182194. The cubic root of 726107741 is about 898.8081924274.

The spelling of 726107741 in words is "seven hundred twenty-six million, one hundred seven thousand, seven hundred forty-one".