120829906 has 8 divisors (see below), whose sum is σ = 183428784. Its totient is φ = 59686980.

The previous prime is 120829889. The next prime is 120829927. The reversal of 120829906 is 609928021.

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 (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 363780 + ... + 364111.

It is an arithmetic number, because the mean of its divisors is an integer number (22928598).

Almost surely, 2^120829906 is an apocalyptic number.

120829906 is a deficient number, since it is larger than the sum of its proper divisors (62598878).

120829906 is an equidigital number, since it uses as much as digits as its factorization.

120829906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 727976.

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 120829906 is about 10992.2657355069. The cubic root of 120829906 is about 494.3768726112.

The spelling of 120829906 in words is "one hundred twenty million, eight hundred twenty-nine thousand, nine hundred six".