120556630 has 16 divisors (see below), whose sum is σ = 219152304. Its totient is φ = 47744800.

The previous prime is 120556627. The next prime is 120556637. The reversal of 120556630 is 36655021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120556637) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58672 + ... + 60691.

It is an arithmetic number, because the mean of its divisors is an integer number (13697019).

Almost surely, 2^120556630 is an apocalyptic number.

120556630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120556630 is a deficient number, since it is larger than the sum of its proper divisors (98595674).

120556630 is a wasteful number, since it uses less digits than its factorization.

120556630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119471.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 120556630 is about 10979.8283228837. The cubic root of 120556630 is about 494.0038873740.

The spelling of 120556630 in words is "one hundred twenty million, five hundred fifty-six thousand, six hundred thirty".