100413444 has 24 divisors (see below), whose sum is σ = 235105920. Its totient is φ = 33355744.

The previous prime is 100413437. The next prime is 100413463. The reversal of 100413444 is 444314001.

It is a super-2 number, since 2×100413444² = 20165719471882272, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 100413444.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10764 + ... + 17795.

It is an arithmetic number, because the mean of its divisors is an integer number (9796080).

Almost surely, 2^100413444 is an apocalyptic number.

It is an amenable number.

100413444 is an abundant number, since it is smaller than the sum of its proper divisors (134692476).

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

100413444 is a wasteful number, since it uses less digits than its factorization.

100413444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28859 (or 28857 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 100413444 is about 10020.6508770638. The cubic root of 100413444 is about 464.7976828270.

Adding to 100413444 its reverse (444314001), we get a palindrome (544727445).

The spelling of 100413444 in words is "one hundred million, four hundred thirteen thousand, four hundred forty-four".