2231875 has 10 divisors (see below), whose sum is σ = 2789732. Its totient is φ = 1785000.

The previous prime is 2231861. The next prime is 2231881. The reversal of 2231875 is 5781322.

It is not a de Polignac number, because 2231875 - 2⁵ = 2231843 is a prime.

It is a super-3 number, since 3×2231875³ = 33352689265869140625, which contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1161 + ... + 2410.

2^2231875 is an apocalyptic number.

2231875 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2231875 is a deficient number, since it is larger than the sum of its proper divisors (557857).

2231875 is an frugal number, since it uses more digits than its factorization.

2231875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3591 (or 3576 counting only the distinct ones).

The product of its digits is 3360, while the sum is 28.

The square root of 2231875 is about 1493.9461168329. The cubic root of 2231875 is about 130.6842618550.

The spelling of 2231875 in words is "two million, two hundred thirty-one thousand, eight hundred seventy-five".