120934890 has 32 divisors (see below), whose sum is σ = 322493760. Its totient is φ = 32249232.

The previous prime is 120934883. The next prime is 120934903. The reversal of 120934890 is 98439021.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 223684 + ... + 224223.

It is an arithmetic number, because the mean of its divisors is an integer number (10077930).

Almost surely, 2^120934890 is an apocalyptic number.

120934890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120934890 is an abundant number, since it is smaller than the sum of its proper divisors (201558870).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120934890 is a wasteful number, since it uses less digits than its factorization.

120934890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447923 (or 447917 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 120934890 is about 10997.0400563061. The cubic root of 120934890 is about 494.5200122219.

The spelling of 120934890 in words is "one hundred twenty million, nine hundred thirty-four thousand, eight hundred ninety".