100204404 has 24 divisors (see below), whose sum is σ = 246116640. Its totient is φ = 31643424.

The previous prime is 100204393. The next prime is 100204411. The reversal of 100204404 is 404402001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 219519 + ... + 219974.

It is an arithmetic number, because the mean of its divisors is an integer number (10254860).

Almost surely, 2^100204404 is an apocalyptic number.

It is an amenable number.

100204404 is an abundant number, since it is smaller than the sum of its proper divisors (145912236).

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

100204404 is a wasteful number, since it uses less digits than its factorization.

100204404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439519 (or 439517 counting only the distinct ones).

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

The square root of 100204404 is about 10010.2149827064. The cubic root of 100204404 is about 464.4749212356.

Adding to 100204404 its reverse (404402001), we get a palindrome (504606405).

The spelling of 100204404 in words is "one hundred million, two hundred four thousand, four hundred four".