100240344 has 48 divisors (see below), whose sum is σ = 274552200. Its totient is φ = 33035904.

The previous prime is 100240337. The next prime is 100240369. The reversal of 100240344 is 443042001.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1414 + ... + 14229.

Almost surely, 2^100240344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100240344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137276100).

100240344 is an abundant number, since it is smaller than the sum of its proper divisors (174311856).

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

100240344 is a wasteful number, since it uses less digits than its factorization.

100240344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15744 (or 15737 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 100240344 is about 10012.0099880094. The cubic root of 100240344 is about 464.5304451868.

Adding to 100240344 its reverse (443042001), we get a palindrome (543282345).

The spelling of 100240344 in words is "one hundred million, two hundred forty thousand, three hundred forty-four".