120644032 has 28 divisors (see below), whose sum is σ = 240285016. Its totient is φ = 60099840.

The previous prime is 120643997. The next prime is 120644081. The reversal of 120644032 is 230446021.

It is a happy number.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 120643994 and 120644012.

It is a congruent number.

It is an unprimeable number.

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, 14782 + ... + 21442.

Almost surely, 2^120644032 is an apocalyptic number.

It is an amenable number.

120644032 is a deficient number, since it is larger than the sum of its proper divisors (119640984).

120644032 is an equidigital number, since it uses as much as digits as its factorization.

120644032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6956 (or 6946 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 120644032 is about 10983.8077186375. The cubic root of 120644032 is about 494.1232406819.

The spelling of 120644032 in words is "one hundred twenty million, six hundred forty-four thousand, thirty-two".