120842506 has 16 divisors (see below), whose sum is σ = 189612864. Its totient is φ = 57651264.

The previous prime is 120842459. The next prime is 120842531. The reversal of 120842506 is 605248021.

It is a super-2 number, since 2×120842506² = 29205822512720072, which contains 22 as substring.

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, 16885 + ... + 22951.

It is an arithmetic number, because the mean of its divisors is an integer number (11850804).

Almost surely, 2^120842506 is an apocalyptic number.

120842506 is a deficient number, since it is larger than the sum of its proper divisors (68770358).

120842506 is a wasteful number, since it uses less digits than its factorization.

120842506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6525.

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 120842506 is about 10992.8388508156. The cubic root of 120842506 is about 494.3940563595.

The spelling of 120842506 in words is "one hundred twenty million, eight hundred forty-two thousand, five hundred six".