2273385366 has 160 divisors (see below), whose sum is σ = 6142169088. Its totient is φ = 614433600.

The previous prime is 2273385349. The next prime is 2273385437. The reversal of 2273385366 is 6635833722.

It is a super-3 number, since 3×2273385366³ (a number of 29 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

Its product of digits (1088640) is a multiple of the sum of its prime factors (1008).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 2633851 + ... + 2634713.

Almost surely, 2^2273385366 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2273385366, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3071084544).

2273385366 is an abundant number, since it is smaller than the sum of its proper divisors (3868783722).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2273385366 is a wasteful number, since it uses less digits than its factorization.

2273385366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1008 (or 999 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 45.

The square root of 2273385366 is about 47680.0311031778. The cubic root of 2273385366 is about 1314.8948367761.

The spelling of 2273385366 in words is "two billion, two hundred seventy-three million, three hundred eighty-five thousand, three hundred sixty-six".