100409084 has 24 divisors (see below), whose sum is σ = 178996608. Its totient is φ = 49275440.

The previous prime is 100409063. The next prime is 100409087. The reversal of 100409084 is 480904001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100409087) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54539 + ... + 56349.

It is an arithmetic number, because the mean of its divisors is an integer number (7458192).

Almost surely, 2^100409084 is an apocalyptic number.

It is an amenable number.

100409084 is a deficient number, since it is larger than the sum of its proper divisors (78587524).

100409084 is a wasteful number, since it uses less digits than its factorization.

100409084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2065 (or 2063 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 100409084 is about 10020.4333239636. The cubic root of 100409084 is about 464.7909554834.

The spelling of 100409084 in words is "one hundred million, four hundred nine thousand, eighty-four".