100228944 has 20 divisors (see below), whose sum is σ = 258924896. Its totient is φ = 33409632.

The previous prime is 100228943. The next prime is 100228951. The reversal of 100228944 is 449822001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100228943) 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, 1044004 + ... + 1044099.

Almost surely, 2^100228944 is an apocalyptic number.

It is an amenable number.

100228944 is an abundant number, since it is smaller than the sum of its proper divisors (158695952).

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

100228944 is a wasteful number, since it uses less digits than its factorization.

100228944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2088114 (or 2088108 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 100228944 is about 10011.4406555700. The cubic root of 100228944 is about 464.5128346864.

The spelling of 100228944 in words is "one hundred million, two hundred twenty-eight thousand, nine hundred forty-four".