2183773823 has 32 divisors (see below), whose sum is σ = 2763929088. Its totient is φ = 1676016000.

The previous prime is 2183773789. The next prime is 2183773841. The reversal of 2183773823 is 3283773812.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2183773823 - 2¹⁴ = 2183757439 is a prime.

It is a super-2 number, since 2×2183773823² = 9537736220040070658, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2183773883) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1764761 + ... + 1765997.

It is an arithmetic number, because the mean of its divisors is an integer number (86372784).

Almost surely, 2^2183773823 is an apocalyptic number.

2183773823 is a deficient number, since it is larger than the sum of its proper divisors (580155265).

2183773823 is a wasteful number, since it uses less digits than its factorization.

2183773823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1583.

The product of its digits is 338688, while the sum is 44.

The square root of 2183773823 is about 46730.8658490296. The cubic root of 2183773823 is about 1297.3860340970.

The spelling of 2183773823 in words is "two billion, one hundred eighty-three million, seven hundred seventy-three thousand, eight hundred twenty-three".