100343444 has 6 divisors (see below), whose sum is σ = 175601034. Its totient is φ = 50171720.

The previous prime is 100343443. The next prime is 100343479. The reversal of 100343444 is 444343001.

It can be written as a sum of positive squares in only one way, i.e., 99600400 + 743044 = 9980^2 + 862^2 .

It is a super-2 number, since 2×100343444² = 20137613507562272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100343443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12542927 + ... + 12542934.

It is an arithmetic number, because the mean of its divisors is an integer number (29266839).

Almost surely, 2^100343444 is an apocalyptic number.

It is an amenable number.

100343444 is a deficient number, since it is larger than the sum of its proper divisors (75257590).

100343444 is a wasteful number, since it uses less digits than its factorization.

100343444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25085865 (or 25085863 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 100343444 is about 10017.1574810422. The cubic root of 100343444 is about 464.6896514723.

Adding to 100343444 its reverse (444343001), we get a palindrome (544686445).

The spelling of 100343444 in words is "one hundred million, three hundred forty-three thousand, four hundred forty-four".