120368646 has 24 divisors (see below), whose sum is σ = 267665160. Its totient is φ = 40096008.

The previous prime is 120368641. The next prime is 120368657. The reversal of 120368646 is 646863021.

120368646 is a `hidden beast` number, since 1 + 2 + 0 + 3 + 6 + 8 + 646 = 666.

It is a super-2 number, since 2×120368646² = 28977221879746632, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 120368646.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120368641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 79876 + ... + 81368.

It is an arithmetic number, because the mean of its divisors is an integer number (11152715).

Almost surely, 2^120368646 is an apocalyptic number.

120368646 is an abundant number, since it is smaller than the sum of its proper divisors (147296514).

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

120368646 is an frugal number, since it uses more digits than its factorization.

120368646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2997 (or 1498 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 120368646 is about 10971.2645579259. The cubic root of 120368646 is about 493.7469869816.

The spelling of 120368646 in words is "one hundred twenty million, three hundred sixty-eight thousand, six hundred forty-six".