274534769 has 2 divisors, whose sum is σ = 274534770. Its totient is φ = 274534768.

The previous prime is 274534727. The next prime is 274534801. The reversal of 274534769 is 967435472.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 259596544 + 14938225 = 16112^2 + 3865^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-274534769 is a prime.

It is a super-2 number, since 2×274534769² = 150738678779766722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (274524769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137267384 + 137267385.

It is an arithmetic number, because the mean of its divisors is an integer number (137267385).

Almost surely, 2^274534769 is an apocalyptic number.

It is an amenable number.

274534769 is a deficient number, since it is larger than the sum of its proper divisors (1).

274534769 is an equidigital number, since it uses as much as digits as its factorization.

274534769 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1270080, while the sum is 47.

The square root of 274534769 is about 16569.0907716748. The cubic root of 274534769 is about 649.9288040364.

The spelling of 274534769 in words is "two hundred seventy-four million, five hundred thirty-four thousand, seven hundred sixty-nine".