274585849 has 2 divisors, whose sum is σ = 274585850. Its totient is φ = 274585848.

The previous prime is 274585837. The next prime is 274585859. The reversal of 274585849 is 948585472.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 274399225 + 186624 = 16565^2 + 432^2 .

It is a cyclic number.

It is not a de Polignac number, because 274585849 - 2¹⁷ = 274454777 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 274585796 and 274585805.

It is not a weakly prime, because it can be changed into another prime (274585859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137292924 + 137292925.

It is an arithmetic number, because the mean of its divisors is an integer number (137292925).

Almost surely, 2^274585849 is an apocalyptic number.

It is an amenable number.

274585849 is a deficient number, since it is larger than the sum of its proper divisors (1).

274585849 is an equidigital number, since it uses as much as digits as its factorization.

274585849 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3225600, while the sum is 52.

The square root of 274585849 is about 16570.6321243337. The cubic root of 274585849 is about 649.9691101691.

The spelling of 274585849 in words is "two hundred seventy-four million, five hundred eighty-five thousand, eight hundred forty-nine".