8340120 has 48 divisors (see below), whose sum is σ = 27106560. Its totient is φ = 2223936.

The previous prime is 8340119. The next prime is 8340121. The reversal of 8340120 is 210438.

It is a happy number.

8340120 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (8340119) and next prime (8340121).

It is a super-2 number, since 2×8340120² = 139115203228800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 8340093 and 8340102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8340121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11224 + ... + 11943.

It is an arithmetic number, because the mean of its divisors is an integer number (564720).

Almost surely, 2^8340120 is an apocalyptic number.

It is an amenable number.

8340120 is an abundant number, since it is smaller than the sum of its proper divisors (18766440).

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

8340120 is a wasteful number, since it uses less digits than its factorization.

8340120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23184 (or 23177 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 8340120 is about 2887.9265918648. The cubic root of 8340120 is about 202.7950887552.

Adding to 8340120 its reverse (210438), we get a palindrome (8550558).

The spelling of 8340120 in words is "eight million, three hundred forty thousand, one hundred twenty".