274252393 has 4 divisors (see below), whose sum is σ = 276768580. Its totient is φ = 271736208.

The previous prime is 274252357. The next prime is 274252397. The reversal of 274252393 is 393252472.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 134374464 + 139877929 = 11592^2 + 11827^2 .

It is a cyclic number.

It is not a de Polignac number, because 274252393 - 2²¹ = 272155241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (274252397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1257930 + ... + 1258147.

It is an arithmetic number, because the mean of its divisors is an integer number (69192145).

Almost surely, 2^274252393 is an apocalyptic number.

It is an amenable number.

274252393 is a deficient number, since it is larger than the sum of its proper divisors (2516187).

274252393 is a wasteful number, since it uses less digits than its factorization.

274252393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2516186.

The product of its digits is 90720, while the sum is 37.

The square root of 274252393 is about 16560.5674117767. The cubic root of 274252393 is about 649.7058969286.

The spelling of 274252393 in words is "two hundred seventy-four million, two hundred fifty-two thousand, three hundred ninety-three".