774238963 has 2 divisors, whose sum is σ = 774238964. Its totient is φ = 774238962.

The previous prime is 774238909. The next prime is 774238979. The reversal of 774238963 is 369832477.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 774238963 - 2¹⁷ = 774107891 is a prime.

It is not a weakly prime, because it can be changed into another prime (774238063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 387119481 + 387119482.

It is an arithmetic number, because the mean of its divisors is an integer number (387119482).

Almost surely, 2^774238963 is an apocalyptic number.

774238963 is a deficient number, since it is larger than the sum of its proper divisors (1).

774238963 is an equidigital number, since it uses as much as digits as its factorization.

774238963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1524096, while the sum is 49.

The square root of 774238963 is about 27825.1498288868. The cubic root of 774238963 is about 918.2445111865.

The spelling of 774238963 in words is "seven hundred seventy-four million, two hundred thirty-eight thousand, nine hundred sixty-three".