182138200 has 24 divisors (see below), whose sum is σ = 423471780. Its totient is φ = 72855200.

The previous prime is 182138191. The next prime is 182138261. The reversal of 182138200 is 2831281.

182138200 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 455146 + ... + 455545.

Almost surely, 2^182138200 is an apocalyptic number.

182138200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

182138200 is an abundant number, since it is smaller than the sum of its proper divisors (241333580).

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

182138200 is a wasteful number, since it uses less digits than its factorization.

182138200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 910707 (or 910698 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 25.

The square root of 182138200 is about 13495.8586240372. The cubic root of 182138200 is about 566.8485152624.

Adding to 182138200 its reverse (2831281), we get a palindrome (184969481).

The spelling of 182138200 in words is "one hundred eighty-two million, one hundred thirty-eight thousand, two hundred".