274278241 has 2 divisors, whose sum is σ = 274278242. Its totient is φ = 274278240.

The previous prime is 274278163. The next prime is 274278253. The reversal of 274278241 is 142872472.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 199628641 + 74649600 = 14129^2 + 8640^2 .

It is a cyclic number.

It is not a de Polignac number, because 274278241 - 2⁷ = 274278113 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 274278241.

It is not a weakly prime, because it can be changed into another prime (274278271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137139120 + 137139121.

It is an arithmetic number, because the mean of its divisors is an integer number (137139121).

Almost surely, 2^274278241 is an apocalyptic number.

It is an amenable number.

274278241 is a deficient number, since it is larger than the sum of its proper divisors (1).

274278241 is an equidigital number, since it uses as much as digits as its factorization.

274278241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 50176, while the sum is 37.

The square root of 274278241 is about 16561.3478014321. The cubic root of 274278241 is about 649.7263076536.

The spelling of 274278241 in words is "two hundred seventy-four million, two hundred seventy-eight thousand, two hundred forty-one".