100855922 has 8 divisors (see below), whose sum is σ = 151433436. Its totient is φ = 50378112.

The previous prime is 100855921. The next prime is 100855949. The reversal of 100855922 is 229558001.

It can be written as a sum of positive squares in 2 ways, for example, as 95043001 + 5812921 = 9749^2 + 2411^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (100855921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22343 + ... + 26474.

Almost surely, 2^100855922 is an apocalyptic number.

100855922 is a deficient number, since it is larger than the sum of its proper divisors (50577514).

100855922 is a wasteful number, since it uses less digits than its factorization.

100855922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49852.

The product of its (nonzero) digits is 7200, while the sum is 32.

The square root of 100855922 is about 10042.7049145138. The cubic root of 100855922 is about 465.4794022920.

The spelling of 100855922 in words is "one hundred million, eight hundred fifty-five thousand, nine hundred twenty-two".