120797940 has 24 divisors (see below), whose sum is σ = 338234400. Its totient is φ = 32212768.

The previous prime is 120797939. The next prime is 120797981. The reversal of 120797940 is 49797021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1006590 + ... + 1006709.

It is an arithmetic number, because the mean of its divisors is an integer number (14093100).

Almost surely, 2^120797940 is an apocalyptic number.

120797940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120797940 is an abundant number, since it is smaller than the sum of its proper divisors (217436460).

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

120797940 is a wasteful number, since it uses less digits than its factorization.

120797940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2013311 (or 2013309 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 39.

The square root of 120797940 is about 10990.8116169826. The cubic root of 120797940 is about 494.3332723540. Note that the first 3 decimals are identical.

The spelling of 120797940 in words is "one hundred twenty million, seven hundred ninety-seven thousand, nine hundred forty".