100813744 has 20 divisors (see below), whose sum is σ = 202062960. Its totient is φ = 48668480.

The previous prime is 100813733. The next prime is 100813747. The reversal of 100813744 is 447318001.

It is not an unprimeable number, because it can be changed into a prime (100813747) 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, 108172 + ... + 109099.

It is an arithmetic number, because the mean of its divisors is an integer number (10103148).

Almost surely, 2^100813744 is an apocalyptic number.

It is an amenable number.

100813744 is an abundant number, since it is smaller than the sum of its proper divisors (101249216).

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

100813744 is a wasteful number, since it uses less digits than its factorization.

100813744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217308 (or 217302 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 100813744 is about 10040.6047626625. The cubic root of 100813744 is about 465.4145053337.

The spelling of 100813744 in words is "one hundred million, eight hundred thirteen thousand, seven hundred forty-four".