774313 has 2 divisors, whose sum is σ = 774314. Its totient is φ = 774312.

The previous prime is 774289. The next prime is 774317. The reversal of 774313 is 313477.

It is a happy number.

774313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 769129 + 5184 = 877^2 + 72^2 .

It is an emirp because it is prime and its reverse (313477) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-774313 is a prime.

It is not a weakly prime, because it can be changed into another prime (774317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 387156 + 387157.

It is an arithmetic number, because the mean of its divisors is an integer number (387157).

2⁷⁷⁴³¹³ is an apocalyptic number.

It is an amenable number.

774313 is a deficient number, since it is larger than the sum of its proper divisors (1).

774313 is an equidigital number, since it uses as much as digits as its factorization.

774313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1764, while the sum is 25.

The square root of 774313 is about 879.9505667934. The cubic root of 774313 is about 91.8273779455.

The spelling of 774313 in words is "seven hundred seventy-four thousand, three hundred thirteen".