2265243 has 4 divisors (see below), whose sum is σ = 3020328. Its totient is φ = 1510160.

The previous prime is 2265239. The next prime is 2265269. The reversal of 2265243 is 3425622.

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 2265243 - 2² = 2265239 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (2265223) 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, 377538 + ... + 377543.

It is an arithmetic number, because the mean of its divisors is an integer number (755082).

2^2265243 is an apocalyptic number.

2265243 is a deficient number, since it is larger than the sum of its proper divisors (755085).

2265243 is an equidigital number, since it uses as much as digits as its factorization.

2265243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 755084.

The product of its digits is 2880, while the sum is 24.

The square root of 2265243 is about 1505.0724235066. The cubic root of 2265243 is about 131.3323148045.

The spelling of 2265243 in words is "two million, two hundred sixty-five thousand, two hundred forty-three".