120889198 has 8 divisors (see below), whose sum is σ = 181493208. Its totient is φ = 60391464.

The previous prime is 120889187. The next prime is 120889199. The reversal of 120889198 is 891988021.

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

It is a super-2 number, since 2×120889198² = 29228396386166408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120889199) by changing a digit.

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, 23661 + ... + 28312.

It is an arithmetic number, because the mean of its divisors is an integer number (22686651).

Almost surely, 2^120889198 is an apocalyptic number.

120889198 is a deficient number, since it is larger than the sum of its proper divisors (60604010).

120889198 is a wasteful number, since it uses less digits than its factorization.

120889198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53138.

The product of its (nonzero) digits is 82944, while the sum is 46.

The square root of 120889198 is about 10994.9623919320. The cubic root of 120889198 is about 494.4577240085.

The spelling of 120889198 in words is "one hundred twenty million, eight hundred eighty-nine thousand, one hundred ninety-eight".