274339979 has 4 divisors (see below), whose sum is σ = 281031240. Its totient is φ = 267648720.

The previous prime is 274339973. The next prime is 274340023. The reversal of 274339979 is 979933472.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 274339979 - 2¹² = 274335883 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 274339979.

It is not an unprimeable number, because it can be changed into a prime (274339973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3345569 + ... + 3345650.

It is an arithmetic number, because the mean of its divisors is an integer number (70257810).

Almost surely, 2^274339979 is an apocalyptic number.

274339979 is a deficient number, since it is larger than the sum of its proper divisors (6691261).

274339979 is an equidigital number, since it uses as much as digits as its factorization.

274339979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6691260.

The product of its digits is 2571912, while the sum is 53.

The square root of 274339979 is about 16563.2116149013. The cubic root of 274339979 is about 649.7750535224.

The spelling of 274339979 in words is "two hundred seventy-four million, three hundred thirty-nine thousand, nine hundred seventy-nine".