100423200 has 72 divisors (see below), whose sum is σ = 326885328. Its totient is φ = 26778880.

The previous prime is 100423187. The next prime is 100423223. The reversal of 100423200 is 2324001.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18522 + ... + 23321.

It is an arithmetic number, because the mean of its divisors is an integer number (4540074).

Almost surely, 2^100423200 is an apocalyptic number.

100423200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100423200 is an abundant number, since it is smaller than the sum of its proper divisors (226462128).

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

100423200 is a wasteful number, since it uses less digits than its factorization.

100423200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41866 (or 41853 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 100423200 is about 10021.1376599666. The cubic root of 100423200 is about 464.8127353245.

Adding to 100423200 its reverse (2324001), we get a palindrome (102747201).

The spelling of 100423200 in words is "one hundred million, four hundred twenty-three thousand, two hundred".