100455404 has 12 divisors (see below), whose sum is σ = 200910864. Its totient is φ = 43052304.

The previous prime is 100455379. The next prime is 100455409. The reversal of 100455404 is 404554001.

100455404 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 100455404.

It is not an unprimeable number, because it can be changed into a prime (100455409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1793819 + ... + 1793874.

It is an arithmetic number, because the mean of its divisors is an integer number (16742572).

Almost surely, 2^100455404 is an apocalyptic number.

100455404 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

100455404 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

100455404 is a wasteful number, since it uses less digits than its factorization.

100455404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3587704 (or 3587702 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 100455404 is about 10022.7443347618. The cubic root of 100455404 is about 464.8624158417.

The spelling of 100455404 in words is "one hundred million, four hundred fifty-five thousand, four hundred four".