120686258 has 16 divisors (see below), whose sum is σ = 225699264. Its totient is φ = 47020560.

The previous prime is 120686249. The next prime is 120686339. The reversal of 120686258 is 852686021.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 391685 + ... + 391992.

It is an arithmetic number, because the mean of its divisors is an integer number (14106204).

Almost surely, 2^120686258 is an apocalyptic number.

120686258 is a deficient number, since it is larger than the sum of its proper divisors (105013006).

120686258 is a wasteful number, since it uses less digits than its factorization.

120686258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 783697.

The product of its (nonzero) digits is 46080, while the sum is 38.

The square root of 120686258 is about 10985.7297436265. The cubic root of 120686258 is about 494.1808824727.

The spelling of 120686258 in words is "one hundred twenty million, six hundred eighty-six thousand, two hundred fifty-eight".