12255340 has 24 divisors (see below), whose sum is σ = 25995312. Its totient is φ = 4852800.

The previous prime is 12255337. The next prime is 12255359. The reversal of 12255340 is 4355221.

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, 1014 + ... + 5053.

It is an arithmetic number, because the mean of its divisors is an integer number (1083138).

Almost surely, 2^12255340 is an apocalyptic number.

12255340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12255340 is an abundant number, since it is smaller than the sum of its proper divisors (13739972).

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

12255340 is a wasteful number, since it uses less digits than its factorization.

12255340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6177 (or 6175 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 12255340 is about 3500.7627740251. The cubic root of 12255340 is about 230.5553059679. Note that the first 3 decimals are identical.

The spelling of 12255340 in words is "twelve million, two hundred fifty-five thousand, three hundred forty".