2183517982 has 8 divisors (see below), whose sum is σ = 3283445952. Its totient is φ = 1089036000.

The previous prime is 2183517971. The next prime is 2183517983. The reversal of 2183517982 is 2897153812.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2183517983) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1360494 + ... + 1362097.

It is an arithmetic number, because the mean of its divisors is an integer number (410430744).

Almost surely, 2^2183517982 is an apocalyptic number.

2183517982 is a deficient number, since it is larger than the sum of its proper divisors (1099927970).

2183517982 is a wasteful number, since it uses less digits than its factorization.

2183517982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2722994.

The product of its digits is 241920, while the sum is 46.

The square root of 2183517982 is about 46728.1283810940. The cubic root of 2183517982 is about 1297.3353668377.

The spelling of 2183517982 in words is "two billion, one hundred eighty-three million, five hundred seventeen thousand, nine hundred eighty-two".