120928386 has 16 divisors (see below), whose sum is σ = 244206144. Its totient is φ = 39917904.

The previous prime is 120928373. The next prime is 120928391. The reversal of 120928386 is 683829021.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97221 + ... + 98456.

It is an arithmetic number, because the mean of its divisors is an integer number (15262884).

Almost surely, 2^120928386 is an apocalyptic number.

120928386 is an abundant number, since it is smaller than the sum of its proper divisors (123277758).

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

120928386 is a wasteful number, since it uses less digits than its factorization.

120928386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195785.

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 120928386 is about 10996.7443363934. The cubic root of 120928386 is about 494.5111468018.

The spelling of 120928386 in words is "one hundred twenty million, nine hundred twenty-eight thousand, three hundred eighty-six".