274537349 has 2 divisors, whose sum is σ = 274537350. Its totient is φ = 274537348.

The previous prime is 274537343. The next prime is 274537399. The reversal of 274537349 is 943735472.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 269944900 + 4592449 = 16430^2 + 2143^2 .

It is a cyclic number.

It is not a de Polignac number, because 274537349 - 2²⁰ = 273488773 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (274537343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137268674 + 137268675.

It is an arithmetic number, because the mean of its divisors is an integer number (137268675).

Almost surely, 2^274537349 is an apocalyptic number.

It is an amenable number.

274537349 is a deficient number, since it is larger than the sum of its proper divisors (1).

274537349 is an equidigital number, since it uses as much as digits as its factorization.

274537349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 635040, while the sum is 44.

The square root of 274537349 is about 16569.1686273029. The cubic root of 274537349 is about 649.9308399789.

The spelling of 274537349 in words is "two hundred seventy-four million, five hundred thirty-seven thousand, three hundred forty-nine".