100404441 has 28 divisors (see below), whose sum is σ = 154086768. Its totient is φ = 65359224.

The previous prime is 100404427. The next prime is 100404463. The reversal of 100404441 is 144404001.

It is not a de Polignac number, because 100404441 - 2⁶ = 100404377 is a prime.

It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (100404541) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 29746 + ... + 32948.

Almost surely, 2^100404441 is an apocalyptic number.

It is an amenable number.

100404441 is a deficient number, since it is larger than the sum of its proper divisors (53682327).

100404441 is an frugal number, since it uses more digits than its factorization.

100404441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3264 (or 3249 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 100404441 is about 10020.2016446776. The cubic root of 100404441 is about 464.7837912655.

Adding to 100404441 its reverse (144404001), we get a palindrome (244808442).

The spelling of 100404441 in words is "one hundred million, four hundred four thousand, four hundred forty-one".