2242065 has 32 divisors (see below), whose sum is σ = 4156416. Its totient is φ = 1010880.

The previous prime is 2242043. The next prime is 2242073. The reversal of 2242065 is 5602422.

It is not a de Polignac number, because 2242065 - 2⁸ = 2241809 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

2242065 is a lucky number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13674 + ... + 13836.

It is an arithmetic number, because the mean of its divisors is an integer number (129888).

2^2242065 is an apocalyptic number.

It is an amenable number.

2242065 is a deficient number, since it is larger than the sum of its proper divisors (1914351).

2242065 is a wasteful number, since it uses less digits than its factorization.

2242065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 2242065 is about 1497.3526638705. The cubic root of 2242065 is about 130.8828469154.

Adding to 2242065 its reverse (5602422), we get a palindrome (7844487).

The spelling of 2242065 in words is "two million, two hundred forty-two thousand, sixty-five".