100040344 has 16 divisors (see below), whose sum is σ = 187714800. Its totient is φ = 49983072.

The previous prime is 100040333. The next prime is 100040351. The reversal of 100040344 is 443040001.

100040344 = 2493² + 2494² + ... + 2508².

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9277 + ... + 16915.

It is an arithmetic number, because the mean of its divisors is an integer number (11732175).

Almost surely, 2^100040344 is an apocalyptic number.

It is an amenable number.

100040344 is a deficient number, since it is larger than the sum of its proper divisors (87674456).

100040344 is a wasteful number, since it uses less digits than its factorization.

100040344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9282 (or 9278 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 100040344 is about 10002.0169965862. The cubic root of 100040344 is about 464.2212950555.

Adding to 100040344 its reverse (443040001), we get a palindrome (543080345).

The spelling of 100040344 in words is "one hundred million, forty thousand, three hundred forty-four".