120399386 has 8 divisors (see below), whose sum is σ = 183142944. Its totient is φ = 59351740.

The previous prime is 120399379. The next prime is 120399401. The reversal of 120399386 is 683993021.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 423800 + ... + 424083.

It is an arithmetic number, because the mean of its divisors is an integer number (22892868).

Almost surely, 2^120399386 is an apocalyptic number.

120399386 is a deficient number, since it is larger than the sum of its proper divisors (62743558).

120399386 is an equidigital number, since it uses as much as digits as its factorization.

120399386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 847956.

The product of its (nonzero) digits is 69984, while the sum is 41.

The square root of 120399386 is about 10972.6654008951. The cubic root of 120399386 is about 493.7890147881.

The spelling of 120399386 in words is "one hundred twenty million, three hundred ninety-nine thousand, three hundred eighty-six".