2271357 has 12 divisors (see below), whose sum is σ = 3579264. Its totient is φ = 1376520.

The previous prime is 2271349. The next prime is 2271377. The reversal of 2271357 is 7531722.

2271357 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2271357 - 2³ = 2271349 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2271357.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2271307) 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 11 ways as a sum of consecutive naturals, for example, 11373 + ... + 11570.

It is an arithmetic number, because the mean of its divisors is an integer number (298272).

2^2271357 is an apocalyptic number.

It is an amenable number.

2271357 is a deficient number, since it is larger than the sum of its proper divisors (1307907).

2271357 is a wasteful number, since it uses less digits than its factorization.

2271357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22960 (or 22957 counting only the distinct ones).

The product of its digits is 2940, while the sum is 27.

The square root of 2271357 is about 1507.1021863165. The cubic root of 2271357 is about 131.4503660746.

It can be divided in two parts, 2271 and 357, that added together give a triangular number (2628 = T₇₂).

The spelling of 2271357 in words is "two million, two hundred seventy-one thousand, three hundred fifty-seven".