120006398 has 8 divisors (see below), whose sum is σ = 182960760. Its totient is φ = 59019480.

The previous prime is 120006377. The next prime is 120006427. The reversal of 120006398 is 893600021.

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

It is a self number, because there is not a number n which added to its sum of digits gives 120006398.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 491708 + ... + 491951.

It is an arithmetic number, because the mean of its divisors is an integer number (22870095).

Almost surely, 2^120006398 is an apocalyptic number.

120006398 is a deficient number, since it is larger than the sum of its proper divisors (62954362).

120006398 is an equidigital number, since it uses as much as digits as its factorization.

120006398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 983722.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 120006398 is about 10954.7431736212. The cubic root of 120006398 is about 493.2511807241.

The spelling of 120006398 in words is "one hundred twenty million, six thousand, three hundred ninety-eight".