2262143845 has 32 divisors (see below), whose sum is σ = 3099835872. Its totient is φ = 1569964032.

The previous prime is 2262143809. The next prime is 2262143861. The reversal of 2262143845 is 5483412622.

2262143845 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Cunningham number, because it is equal to 47562²+1.

It can be written as a sum of positive squares in 16 ways, for example, as 500998689 + 1761145156 = 22383^2 + 41966^2 .

It is not a de Polignac number, because 2262143845 - 2¹¹ = 2262141797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1206829 + ... + 1208701.

It is an arithmetic number, because the mean of its divisors is an integer number (96869871).

Almost surely, 2^2262143845 is an apocalyptic number.

It is an amenable number.

2262143845 is a deficient number, since it is larger than the sum of its proper divisors (837692027).

2262143845 is a wasteful number, since it uses less digits than its factorization.

2262143845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3001.

The product of its digits is 92160, while the sum is 37.

The square root of 2262143845 is about 47562.0000105126. Note that the first 4 decimals coincide. The cubic root of 2262143845 is about 1312.7239408665.

It can be divided in two parts, 22621 and 43845, that added together give a palindrome (66466).

The spelling of 2262143845 in words is "two billion, two hundred sixty-two million, one hundred forty-three thousand, eight hundred forty-five".