274379161 has 16 divisors (see below), whose sum is σ = 322677760. Its totient is φ = 228381120.

The previous prime is 274379153. The next prime is 274379219. The reversal of 274379161 is 161973472.

It is a cyclic number.

It is not a de Polignac number, because 274379161 - 2³ = 274379153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (274379141) 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 in 15 ways as a sum of consecutive naturals, for example, 256135 + ... + 257203.

It is an arithmetic number, because the mean of its divisors is an integer number (20167360).

Almost surely, 2^274379161 is an apocalyptic number.

It is an amenable number.

274379161 is a deficient number, since it is larger than the sum of its proper divisors (48298599).

274379161 is a wasteful number, since it uses less digits than its factorization.

274379161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2104.

The product of its digits is 63504, while the sum is 40.

The square root of 274379161 is about 16564.3943746821. The cubic root of 274379161 is about 649.8059862775.

The spelling of 274379161 in words is "two hundred seventy-four million, three hundred seventy-nine thousand, one hundred sixty-one".