100744222 has 4 divisors (see below), whose sum is σ = 151116336. Its totient is φ = 50372110.

The previous prime is 100744219. The next prime is 100744223. The reversal of 100744222 is 222447001.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 100744193 and 100744202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100744223) 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 as a sum of consecutive naturals, namely, 25186054 + ... + 25186057.

It is an arithmetic number, because the mean of its divisors is an integer number (37779084).

Almost surely, 2^100744222 is an apocalyptic number.

100744222 is a deficient number, since it is larger than the sum of its proper divisors (50372114).

100744222 is an equidigital number, since it uses as much as digits as its factorization.

100744222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50372113.

The product of its (nonzero) digits is 896, while the sum is 22.

The square root of 100744222 is about 10037.1421231345. The cubic root of 100744222 is about 465.3074961549.

The spelling of 100744222 in words is "one hundred million, seven hundred forty-four thousand, two hundred twenty-two".