100085404 has 12 divisors (see below), whose sum is σ = 177764104. Its totient is φ = 49295664.

The previous prime is 100085399. The next prime is 100085543. The reversal of 100085404 is 404580001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 186459 + ... + 186994.

Almost surely, 2^100085404 is an apocalyptic number.

It is an amenable number.

100085404 is a deficient number, since it is larger than the sum of its proper divisors (77678700).

100085404 is a wasteful number, since it uses less digits than its factorization.

100085404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373524 (or 373522 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 100085404 is about 10004.2692886587. The cubic root of 100085404 is about 464.2909825133.

It can be divided in two parts, 100085 and 404, that added together give a square (100489 = 317²).

The spelling of 100085404 in words is "one hundred million, eighty-five thousand, four hundred four".