100326228 has 24 divisors (see below), whose sum is σ = 234313632. Its totient is φ = 33410784.

The previous prime is 100326217. The next prime is 100326241. The reversal of 100326228 is 822623001.

It is a junction number, because it is equal to n+sod(n) for n = 100326198 and 100326207.

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 7 ways as a sum of consecutive naturals, for example, 12051 + ... + 18597.

It is an arithmetic number, because the mean of its divisors is an integer number (9763068).

Almost surely, 2^100326228 is an apocalyptic number.

It is an amenable number.

100326228 is an abundant number, since it is smaller than the sum of its proper divisors (133987404).

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

100326228 is a wasteful number, since it uses less digits than its factorization.

100326228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7831 (or 7829 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 100326228 is about 10016.2981185666. The cubic root of 100326228 is about 464.6630742348.

Adding to 100326228 its reverse (822623001), we get a palindrome (922949229).

The spelling of 100326228 in words is "one hundred million, three hundred twenty-six thousand, two hundred twenty-eight".