20182329 has 12 divisors (see below), whose sum is σ = 29193216. Its totient is φ = 13435992.

The previous prime is 20182303. The next prime is 20182387. The reversal of 20182329 is 92328102.

It is a happy number.

It is not a de Polignac number, because 20182329 - 2⁵ = 20182297 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20183329) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8752 + ... + 10814.

It is an arithmetic number, because the mean of its divisors is an integer number (2432768).

Almost surely, 2^20182329 is an apocalyptic number.

It is an amenable number.

20182329 is a deficient number, since it is larger than the sum of its proper divisors (9010887).

20182329 is a wasteful number, since it uses less digits than its factorization.

20182329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3156 (or 3153 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 20182329 is about 4492.4747077752. The cubic root of 20182329 is about 272.2641294238.

The spelling of 20182329 in words is "twenty million, one hundred eighty-two thousand, three hundred twenty-nine".