100435044 has 12 divisors (see below), whose sum is σ = 234348464. Its totient is φ = 33478344.

The previous prime is 100435037. The next prime is 100435067. The reversal of 100435044 is 440534001.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 100435044.

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 3 ways as a sum of consecutive naturals, for example, 4184782 + ... + 4184805.

Almost surely, 2^100435044 is an apocalyptic number.

It is an amenable number.

100435044 is an abundant number, since it is smaller than the sum of its proper divisors (133913420).

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

100435044 is a wasteful number, since it uses less digits than its factorization.

100435044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8369594 (or 8369592 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 100435044 is about 10021.7285934114. The cubic root of 100435044 is about 464.8310080796.

Adding to 100435044 its reverse (440534001), we get a palindrome (540969045).

The spelling of 100435044 in words is "one hundred million, four hundred thirty-five thousand, forty-four".