2245771 has 4 divisors (see below), whose sum is σ = 2449944. Its totient is φ = 2041600.

The previous prime is 2245759. The next prime is 2245783. The reversal of 2245771 is 1775422.

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

It is an interprime number because it is at equal distance from previous prime (2245759) and next prime (2245783).

It is not a de Polignac number, because 2245771 - 2⁵ = 2245739 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (2245721) 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, 102070 + ... + 102091.

It is an arithmetic number, because the mean of its divisors is an integer number (612486).

2^2245771 is an apocalyptic number.

2245771 is a deficient number, since it is larger than the sum of its proper divisors (204173).

2245771 is a wasteful number, since it uses less digits than its factorization.

2245771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204172.

The product of its digits is 3920, while the sum is 28.

The square root of 2245771 is about 1498.5896703234. The cubic root of 2245771 is about 130.9549210705.

It can be divided in two parts, 224 and 5771, that added together give a palindrome (5995).

The spelling of 2245771 in words is "two million, two hundred forty-five thousand, seven hundred seventy-one".