2291841 has 16 divisors (see below), whose sum is σ = 3513600. Its totient is φ = 1474704.

The previous prime is 2291827. The next prime is 2291851. The reversal of 2291841 is 1481922.

It is not a de Polignac number, because 2291841 - 2¹⁰ = 2290817 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2291801) 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, 681 + ... + 2246.

It is an arithmetic number, because the mean of its divisors is an integer number (219600).

2^2291841 is an apocalyptic number.

It is an amenable number.

2291841 is a deficient number, since it is larger than the sum of its proper divisors (1221759).

2291841 is a wasteful number, since it uses less digits than its factorization.

2291841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2965 (or 2959 counting only the distinct ones).

The product of its digits is 1152, while the sum is 27.

The square root of 2291841 is about 1513.8827563586. The cubic root of 2291841 is about 131.8443413077.

The spelling of 2291841 in words is "two million, two hundred ninety-one thousand, eight hundred forty-one".