774432233 has 2 divisors, whose sum is σ = 774432234. Its totient is φ = 774432232.

The previous prime is 774432221. The next prime is 774432257. The reversal of 774432233 is 332234477.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 662135824 + 112296409 = 25732^2 + 10597^2 .

It is an emirp because it is prime and its reverse (332234477) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 774432233 - 2¹⁴ = 774415849 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 774432193 and 774432202.

It is not a weakly prime, because it can be changed into another prime (774432203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 387216116 + 387216117.

It is an arithmetic number, because the mean of its divisors is an integer number (387216117).

Almost surely, 2^774432233 is an apocalyptic number.

It is an amenable number.

774432233 is a deficient number, since it is larger than the sum of its proper divisors (1).

774432233 is an equidigital number, since it uses as much as digits as its factorization.

774432233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 84672, while the sum is 35.

The square root of 774432233 is about 27828.6225494544. The cubic root of 774432233 is about 918.3209106619.

The spelling of 774432233 in words is "seven hundred seventy-four million, four hundred thirty-two thousand, two hundred thirty-three".