274288313 has 8 divisors (see below), whose sum is σ = 310934400. Its totient is φ = 239863248.

The previous prime is 274288307. The next prime is 274288331. The reversal of 274288313 is 313882472.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 274288313 - 2⁴ = 274288297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (274288373) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 554993 + ... + 555486.

It is an arithmetic number, because the mean of its divisors is an integer number (38866800).

Almost surely, 2^274288313 is an apocalyptic number.

It is an amenable number.

274288313 is a deficient number, since it is larger than the sum of its proper divisors (36646087).

274288313 is a wasteful number, since it uses less digits than its factorization.

274288313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110511.

The product of its digits is 64512, while the sum is 38.

The square root of 274288313 is about 16561.6518801719. The cubic root of 274288313 is about 649.7342606034.

The spelling of 274288313 in words is "two hundred seventy-four million, two hundred eighty-eight thousand, three hundred thirteen".