2271875 has 12 divisors (see below), whose sum is σ = 2843568. Its totient is φ = 1815000.

The previous prime is 2271869. The next prime is 2271877. The reversal of 2271875 is 5781722.

It is not a de Polignac number, because 2271875 - 2⁴ = 2271859 is a prime.

It is a super-2 number, since 2×2271875² = 10322832031250, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2271877) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2762 + ... + 3488.

It is an arithmetic number, because the mean of its divisors is an integer number (236964).

2^2271875 is an apocalyptic number.

2271875 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2271875 is a deficient number, since it is larger than the sum of its proper divisors (571693).

2271875 is an frugal number, since it uses more digits than its factorization.

2271875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 752 (or 732 counting only the distinct ones).

The product of its digits is 7840, while the sum is 32.

The square root of 2271875 is about 1507.2740294983. The cubic root of 2271875 is about 131.4603580624.

The spelling of 2271875 in words is "two million, two hundred seventy-one thousand, eight hundred seventy-five".