183994066 has 8 divisors (see below), whose sum is σ = 287990784. Its totient is φ = 87997140.

The previous prime is 183994051. The next prime is 183994093. The reversal of 183994066 is 660499381.

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

It is a Harshad number since it is a multiple of its sum of digits (46), and also a Moran number because the ratio is a prime number: 3999871 = 183994066 / (1 + 8 + 3 + 9 + 9 + 4 + 0 + 6 + 6).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1999890 + ... + 1999981.

It is an arithmetic number, because the mean of its divisors is an integer number (35998848).

Almost surely, 2^183994066 is an apocalyptic number.

183994066 is a deficient number, since it is larger than the sum of its proper divisors (103996718).

183994066 is a wasteful number, since it uses less digits than its factorization.

183994066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3999896.

The product of its (nonzero) digits is 279936, while the sum is 46.

The square root of 183994066 is about 13564.4412343450. The cubic root of 183994066 is about 568.7672815906.

The spelling of 183994066 in words is "one hundred eighty-three million, nine hundred ninety-four thousand, sixty-six".