2271313 has 4 divisors (see below), whose sum is σ = 2477808. Its totient is φ = 2064820.

The previous prime is 2271307. The next prime is 2271337. The reversal of 2271313 is 3131722.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2271313 - 2⁵ = 2271281 is a prime.

It is a super-4 number, since 4×2271313⁴ (a number of 27 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2271343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103231 + ... + 103252.

It is an arithmetic number, because the mean of its divisors is an integer number (619452).

2^2271313 is an apocalyptic number.

It is an amenable number.

2271313 is a deficient number, since it is larger than the sum of its proper divisors (206495).

2271313 is a wasteful number, since it uses less digits than its factorization.

2271313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206494.

The product of its digits is 252, while the sum is 19.

The square root of 2271313 is about 1507.0875886955. The cubic root of 2271313 is about 131.4495172643.

It can be divided in two parts, 227 and 1313, that added together give a triangular number (1540 = T₅₅).

The spelling of 2271313 in words is "two million, two hundred seventy-one thousand, three hundred thirteen".