100644162 has 16 divisors (see below), whose sum is σ = 201728640. Its totient is φ = 33474672.

The previous prime is 100644149. The next prime is 100644163. The reversal of 100644162 is 261446001.

It is not an unprimeable number, because it can be changed into a prime (100644163) by changing a digit.

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, 15337 + ... + 20892.

It is an arithmetic number, because the mean of its divisors is an integer number (12608040).

Almost surely, 2^100644162 is an apocalyptic number.

100644162 is an abundant number, since it is smaller than the sum of its proper divisors (101084478).

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

100644162 is a wasteful number, since it uses less digits than its factorization.

100644162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36697.

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

The square root of 100644162 is about 10032.1563983024. The cubic root of 100644162 is about 465.1533960328.

The spelling of 100644162 in words is "one hundred million, six hundred forty-four thousand, one hundred sixty-two".