2291895875 has 16 divisors (see below), whose sum is σ = 2952558336. Its totient is φ = 1774368000.

The previous prime is 2291895841. The next prime is 2291895877. The reversal of 2291895875 is 5785981922.

It is not a de Polignac number, because 2291895875 - 2¹⁰ = 2291894851 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2291895875.

It is not an unprimeable number, because it can be changed into a prime (2291895877) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 291854 + ... + 299603.

It is an arithmetic number, because the mean of its divisors is an integer number (184534896).

Almost surely, 2^2291895875 is an apocalyptic number.

2291895875 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2291895875 is a deficient number, since it is larger than the sum of its proper divisors (660662461).

2291895875 is an equidigital number, since it uses as much as digits as its factorization.

2291895875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 591503 (or 591493 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 56.

The square root of 2291895875 is about 47873.7493309225. The cubic root of 2291895875 is about 1318.4539357686.

The spelling of 2291895875 in words is "two billion, two hundred ninety-one million, eight hundred ninety-five thousand, eight hundred seventy-five".