12922340 has 24 divisors (see below), whose sum is σ = 27420792. Its totient is φ = 5114880.

The previous prime is 12922333. The next prime is 12922367. The reversal of 12922340 is 4322921.

12922340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 3717184 + 9205156 = 1928^2 + 3034^2 .

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, 1391 + ... + 5270.

It is an arithmetic number, because the mean of its divisors is an integer number (1142533).

Almost surely, 2^12922340 is an apocalyptic number.

12922340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12922340 is an abundant number, since it is smaller than the sum of its proper divisors (14498452).

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

12922340 is a wasteful number, since it uses less digits than its factorization.

12922340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6767 (or 6765 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 12922340 is about 3594.7656390925. The cubic root of 12922340 is about 234.6643162572.

The spelling of 12922340 in words is "twelve million, nine hundred twenty-two thousand, three hundred forty".