100104440 has 32 divisors (see below), whose sum is σ = 227238480. Its totient is φ = 39685632.

The previous prime is 100104421. The next prime is 100104443. The reversal of 100104440 is 44401001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100104443) 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, 6554 + ... + 15593.

Almost surely, 2^100104440 is an apocalyptic number.

100104440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100104440 is an abundant number, since it is smaller than the sum of its proper divisors (127134040).

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

100104440 is a wasteful number, since it uses less digits than its factorization.

100104440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22271 (or 22267 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 100104440 is about 10005.2206372473. The cubic root of 100104440 is about 464.3204163186.

Adding to 100104440 its reverse (44401001), we get a palindrome (144505441).

The spelling of 100104440 in words is "one hundred million, one hundred four thousand, four hundred forty".