2245571 has 4 divisors (see below), whose sum is σ = 2260032. Its totient is φ = 2231112.

The previous prime is 2245561. The next prime is 2245577. The reversal of 2245571 is 1755422.

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 2245571 - 2¹⁸ = 1983427 is a prime.

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 2245571.

It is not an unprimeable number, because it can be changed into a prime (2245577) 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, 6995 + ... + 7308.

It is an arithmetic number, because the mean of its divisors is an integer number (565008).

2^2245571 is an apocalyptic number.

2245571 is a deficient number, since it is larger than the sum of its proper divisors (14461).

2245571 is a wasteful number, since it uses less digits than its factorization.

2245571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14460.

The product of its digits is 2800, while the sum is 26.

The square root of 2245571 is about 1498.5229394307. The cubic root of 2245571 is about 130.9510335026.

The spelling of 2245571 in words is "two million, two hundred forty-five thousand, five hundred seventy-one".