100423824 has 20 divisors (see below), whose sum is σ = 259428336. Its totient is φ = 33474592.

The previous prime is 100423769. The next prime is 100423861. The reversal of 100423824 is 428324001.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 100423794 and 100423803.

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 3 ways as a sum of consecutive naturals, for example, 1046034 + ... + 1046129.

Almost surely, 2^100423824 is an apocalyptic number.

It is an amenable number.

100423824 is an abundant number, since it is smaller than the sum of its proper divisors (159004512).

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

100423824 is a wasteful number, since it uses less digits than its factorization.

100423824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2092174 (or 2092168 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 100423824 is about 10021.1687941078. The cubic root of 100423824 is about 464.8136980587.

Adding to 100423824 its reverse (428324001), we get a palindrome (528747825).

The spelling of 100423824 in words is "one hundred million, four hundred twenty-three thousand, eight hundred twenty-four".