254772773 has 2 divisors, whose sum is σ = 254772774. Its totient is φ = 254772772.

The previous prime is 254772757. The next prime is 254772821. The reversal of 254772773 is 377277452.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 204547204 + 50225569 = 14302^2 + 7087^2 .

It is a cyclic number.

It is not a de Polignac number, because 254772773 - 2⁴ = 254772757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (254772703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127386386 + 127386387.

It is an arithmetic number, because the mean of its divisors is an integer number (127386387).

Almost surely, 2^254772773 is an apocalyptic number.

It is an amenable number.

254772773 is a deficient number, since it is larger than the sum of its proper divisors (1).

254772773 is an equidigital number, since it uses as much as digits as its factorization.

254772773 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 576240, while the sum is 44.

The square root of 254772773 is about 15961.6030836505. The cubic root of 254772773 is about 633.9441589538.

The spelling of 254772773 in words is "two hundred fifty-four million, seven hundred seventy-two thousand, seven hundred seventy-three".