2265043 has 4 divisors (see below), whose sum is σ = 2470968. Its totient is φ = 2059120.

The previous prime is 2265019. The next prime is 2265049. The reversal of 2265043 is 3405622.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2265043 - 2¹³ = 2256851 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2265049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102946 + ... + 102967.

It is an arithmetic number, because the mean of its divisors is an integer number (617742).

2^2265043 is an apocalyptic number.

2265043 is a deficient number, since it is larger than the sum of its proper divisors (205925).

2265043 is a wasteful number, since it uses less digits than its factorization.

2265043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205924.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 2265043 is about 1505.0059800546. The cubic root of 2265043 is about 131.3284495480.

The spelling of 2265043 in words is "two million, two hundred sixty-five thousand, forty-three".