274027393 has 2 divisors, whose sum is σ = 274027394. Its totient is φ = 274027392.

The previous prime is 274027349. The next prime is 274027423. The reversal of 274027393 is 393720472.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 263997504 + 10029889 = 16248^2 + 3167^2 .

It is a cyclic number.

It is not a de Polignac number, because 274027393 - 2¹³ = 274019201 is a prime.

It is a super-2 number, since 2×274027393² = 150182024228752898, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (274027333) 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 as a sum of consecutive naturals, namely, 137013696 + 137013697.

It is an arithmetic number, because the mean of its divisors is an integer number (137013697).

Almost surely, 2^274027393 is an apocalyptic number.

It is an amenable number.

274027393 is a deficient number, since it is larger than the sum of its proper divisors (1).

274027393 is an equidigital number, since it uses as much as digits as its factorization.

274027393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63504, while the sum is 37.

The square root of 274027393 is about 16553.7727723924. The cubic root of 274027393 is about 649.5281727765.

The spelling of 274027393 in words is "two hundred seventy-four million, twenty-seven thousand, three hundred ninety-three".