8406120 has 32 divisors (see below), whose sum is σ = 25218720. Its totient is φ = 2241600.

The previous prime is 8406103. The next prime is 8406127. The reversal of 8406120 is 216048.

It is not an unprimeable number, because it can be changed into a prime (8406127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34906 + ... + 35145.

It is an arithmetic number, because the mean of its divisors is an integer number (788085).

Almost surely, 2^8406120 is an apocalyptic number.

It is an amenable number.

8406120 is an abundant number, since it is smaller than the sum of its proper divisors (16812600).

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

8406120 is a wasteful number, since it uses less digits than its factorization.

8406120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70065 (or 70061 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 8406120 is about 2899.3309573072. The cubic root of 8406120 is about 203.3286272015.

The spelling of 8406120 in words is "eight million, four hundred six thousand, one hundred twenty".