120429998 has 32 divisors (see below), whose sum is σ = 199384416. Its totient is φ = 54217728.

The previous prime is 120429977. The next prime is 120430007. The reversal of 120429998 is 899924021.

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 15 ways as a sum of consecutive naturals, for example, 202790 + ... + 203382.

It is an arithmetic number, because the mean of its divisors is an integer number (6230763).

Almost surely, 2^120429998 is an apocalyptic number.

120429998 is a deficient number, since it is larger than the sum of its proper divisors (78954418).

120429998 is a wasteful number, since it uses less digits than its factorization.

120429998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 788.

The product of its (nonzero) digits is 93312, while the sum is 44.

The square root of 120429998 is about 10974.0602331134. The cubic root of 120429998 is about 493.8308604844.

The spelling of 120429998 in words is "one hundred twenty million, four hundred twenty-nine thousand, nine hundred ninety-eight".