100443340 has 12 divisors (see below), whose sum is σ = 210931056. Its totient is φ = 40177328.

The previous prime is 100443337. The next prime is 100443349. The reversal of 100443340 is 43344001.

It is not an unprimeable number, because it can be changed into a prime (100443349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2511064 + ... + 2511103.

It is an arithmetic number, because the mean of its divisors is an integer number (17577588).

Almost surely, 2^100443340 is an apocalyptic number.

100443340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100443340 is an abundant number, since it is smaller than the sum of its proper divisors (110487716).

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

100443340 is a wasteful number, since it uses less digits than its factorization.

100443340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5022176 (or 5022174 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 100443340 is about 10022.1424855168. The cubic root of 100443340 is about 464.8438061752.

Adding to 100443340 its reverse (43344001), we get a palindrome (143787341).

It can be divided in two parts, 1004 and 43340, that added together give a palindrome (44344).

The spelling of 100443340 in words is "one hundred million, four hundred forty-three thousand, three hundred forty".