274381229 has 2 divisors, whose sum is σ = 274381230. Its totient is φ = 274381228.

The previous prime is 274381213. The next prime is 274381243. The reversal of 274381229 is 922183472.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 232105225 + 42276004 = 15235^2 + 6502^2 .

It is a cyclic number.

It is not a de Polignac number, because 274381229 - 2⁴ = 274381213 is a prime.

It is equal to p_14936933 and since 274381229 and 14936933 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 274381192 and 274381201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (274380229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137190614 + 137190615.

It is an arithmetic number, because the mean of its divisors is an integer number (137190615).

Almost surely, 2^274381229 is an apocalyptic number.

It is an amenable number.

274381229 is a deficient number, since it is larger than the sum of its proper divisors (1).

274381229 is an equidigital number, since it uses as much as digits as its factorization.

274381229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48384, while the sum is 38.

The square root of 274381229 is about 16564.4567976134. The cubic root of 274381229 is about 649.8076188060.

The spelling of 274381229 in words is "two hundred seventy-four million, three hundred eighty-one thousand, two hundred twenty-nine".