2245863 has 8 divisors (see below), whose sum is σ = 3075568. Its totient is φ = 1456704.

The previous prime is 2245861. The next prime is 2245871. The reversal of 2245863 is 3685422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2245863 - 2¹ = 2245861 is a prime.

It is a super-2 number, since 2×2245863² = 10087801229538, which contains 22 as substring.

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 2245863.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2245861) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10006 + ... + 10227.

It is an arithmetic number, because the mean of its divisors is an integer number (384446).

2^2245863 is an apocalyptic number.

2245863 is a deficient number, since it is larger than the sum of its proper divisors (829705).

2245863 is a wasteful number, since it uses less digits than its factorization.

2245863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20273.

The product of its digits is 11520, while the sum is 30.

The square root of 2245863 is about 1498.6203655362. The cubic root of 2245863 is about 130.9567092742.

The spelling of 2245863 in words is "two million, two hundred forty-five thousand, eight hundred sixty-three".