100430444 has 12 divisors (see below), whose sum is σ = 176019144. Its totient is φ = 50139264.

The previous prime is 100430437. The next prime is 100430497. The reversal of 100430444 is 444034001.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15962 + ... + 21345.

It is an arithmetic number, because the mean of its divisors is an integer number (14668262).

Almost surely, 2^100430444 is an apocalyptic number.

It is an amenable number.

100430444 is a deficient number, since it is larger than the sum of its proper divisors (75588700).

100430444 is a wasteful number, since it uses less digits than its factorization.

100430444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37984 (or 37982 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 100430444 is about 10021.4990894576. The cubic root of 100430444 is about 464.8239114355.

Adding to 100430444 its reverse (444034001), we get a palindrome (544464445).

The spelling of 100430444 in words is "one hundred million, four hundred thirty thousand, four hundred forty-four".