2271823345 has 32 divisors (see below), whose sum is σ = 3016776960. Its totient is φ = 1628605440.

The previous prime is 2271823327. The next prime is 2271823357. The reversal of 2271823345 is 5433281722.

2271823345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2271823345 - 2¹³ = 2271815153 is a prime.

It is a super-2 number, since 2×2271823345² = 10322362621773978050, which contains 22 as substring.

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, 2383389 + ... + 2384341.

It is an arithmetic number, because the mean of its divisors is an integer number (94274280).

Almost surely, 2^2271823345 is an apocalyptic number.

It is an amenable number.

2271823345 is a deficient number, since it is larger than the sum of its proper divisors (744953615).

2271823345 is a wasteful number, since it uses less digits than its factorization.

2271823345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1545.

The product of its digits is 80640, while the sum is 37.

The square root of 2271823345 is about 47663.6480454444. The cubic root of 2271823345 is about 1314.5936172876.

The spelling of 2271823345 in words is "two billion, two hundred seventy-one million, eight hundred twenty-three thousand, three hundred forty-five".