120644104 has 64 divisors (see below), whose sum is σ = 275270400. Its totient is φ = 48390144.

The previous prime is 120644081. The next prime is 120644113. The reversal of 120644104 is 401446021.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 335877 + ... + 336235.

It is an arithmetic number, because the mean of its divisors is an integer number (4301100).

Almost surely, 2^120644104 is an apocalyptic number.

120644104 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120644104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137635200).

120644104 is an abundant number, since it is smaller than the sum of its proper divisors (154626296).

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

120644104 is a wasteful number, since it uses less digits than its factorization.

120644104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 742 (or 738 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 120644104 is about 10983.8109961889. The cubic root of 120644104 is about 494.1233389789.

The spelling of 120644104 in words is "one hundred twenty million, six hundred forty-four thousand, one hundred four".