274144223 has 2 divisors, whose sum is σ = 274144224. Its totient is φ = 274144222.

The previous prime is 274144219. The next prime is 274144231. The reversal of 274144223 is 322441472.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 274144223 - 2² = 274144219 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (274144243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137072111 + 137072112.

It is an arithmetic number, because the mean of its divisors is an integer number (137072112).

Almost surely, 2^274144223 is an apocalyptic number.

274144223 is a deficient number, since it is larger than the sum of its proper divisors (1).

274144223 is an equidigital number, since it uses as much as digits as its factorization.

274144223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10752, while the sum is 29.

The square root of 274144223 is about 16557.3011991689. The cubic root of 274144223 is about 649.6204671926.

Adding to 274144223 its reverse (322441472), we get a palindrome (596585695).

It can be divided in two parts, 2741 and 44223, that added together give a palindrome (46964).

The spelling of 274144223 in words is "two hundred seventy-four million, one hundred forty-four thousand, two hundred twenty-three".