2273870205 has 32 divisors (see below), whose sum is σ = 4049136000. Its totient is φ = 1210720896.

The previous prime is 2273870197. The next prime is 2273870279. The reversal of 2273870205 is 5020783722.

It is a happy number.

It is not a de Polignac number, because 2273870205 - 2³ = 2273870197 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2273870205.

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, 69646 + ... + 96944.

It is an arithmetic number, because the mean of its divisors is an integer number (126535500).

Almost surely, 2^2273870205 is an apocalyptic number.

It is an amenable number.

2273870205 is a deficient number, since it is larger than the sum of its proper divisors (1775265795).

2273870205 is a wasteful number, since it uses less digits than its factorization.

2273870205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27930 (or 27924 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 36.

The square root of 2273870205 is about 47685.1151304052. The cubic root of 2273870205 is about 1314.9883048688.

The spelling of 2273870205 in words is "two billion, two hundred seventy-three million, eight hundred seventy thousand, two hundred five".