2271495 has 8 divisors (see below), whose sum is σ = 3634416. Its totient is φ = 1211456.

The previous prime is 2271481. The next prime is 2271497. The reversal of 2271495 is 5941722.

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 2271495 - 2⁸ = 2271239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2271497) 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, 75702 + ... + 75731.

It is an arithmetic number, because the mean of its divisors is an integer number (454302).

2^2271495 is an apocalyptic number.

2271495 is a deficient number, since it is larger than the sum of its proper divisors (1362921).

2271495 is a wasteful number, since it uses less digits than its factorization.

2271495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151441.

The product of its digits is 5040, while the sum is 30.

The square root of 2271495 is about 1507.1479688471. The cubic root of 2271495 is about 131.4530281812.

It can be divided in two parts, 22 and 71495, that added together give a palindrome (71517).

The spelling of 2271495 in words is "two million, two hundred seventy-one thousand, four hundred ninety-five".