12040210 has 64 divisors (see below), whose sum is σ = 27143424. Its totient is φ = 3744000.

The previous prime is 12040181. The next prime is 12040211. The reversal of 12040210 is 1204021.

12040210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (12040211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 91845 + ... + 91975.

It is an arithmetic number, because the mean of its divisors is an integer number (424116).

Almost surely, 2^12040210 is an apocalyptic number.

12040210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12040210 is an abundant number, since it is smaller than the sum of its proper divisors (15103214).

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

12040210 is a wasteful number, since it uses less digits than its factorization.

12040210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 12040210 is about 3469.9005749445. The cubic root of 12040210 is about 229.1982798629.

12040210 divided by its sum of digits (10) gives a palindrome (1204021).

Adding to 12040210 its reverse (1204021), we get a palindrome (13244231).

The spelling of 12040210 in words is "twelve million, forty thousand, two hundred ten".