100235444 has 12 divisors (see below), whose sum is σ = 178288068. Its totient is φ = 49296000.

The previous prime is 100235423. The next prime is 100235453. The reversal of 100235444 is 444532001.

It can be written as a sum of positive squares in 2 ways, for example, as 3960100 + 96275344 = 1990^2 + 9812^2 .

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 205157 + ... + 205644.

It is an arithmetic number, because the mean of its divisors is an integer number (14857339).

Almost surely, 2^100235444 is an apocalyptic number.

It is an amenable number.

100235444 is a deficient number, since it is larger than the sum of its proper divisors (78052624).

100235444 is a wasteful number, since it uses less digits than its factorization.

100235444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410866 (or 410864 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 100235444 is about 10011.7652789106. The cubic root of 100235444 is about 464.5228759248.

Adding to 100235444 its reverse (444532001), we get a palindrome (544767445).

The spelling of 100235444 in words is "one hundred million, two hundred thirty-five thousand, four hundred forty-four".