100240404 has 24 divisors (see below), whose sum is σ = 255157728. Its totient is φ = 30375840.

The previous prime is 100240397. The next prime is 100240421. The reversal of 100240404 is 404042001.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 379567 + ... + 379830.

It is an arithmetic number, because the mean of its divisors is an integer number (10631572).

Almost surely, 2^100240404 is an apocalyptic number.

It is an amenable number.

100240404 is an abundant number, since it is smaller than the sum of its proper divisors (154917324).

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

100240404 is a wasteful number, since it uses less digits than its factorization.

100240404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 759415 (or 759413 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 100240404 is about 10012.0129844103. The cubic root of 100240404 is about 464.5305378701.

Adding to 100240404 its reverse (404042001), we get a palindrome (504282405).

The spelling of 100240404 in words is "one hundred million, two hundred forty thousand, four hundred four".