12922250 has 64 divisors (see below), whose sum is σ = 27316224. Its totient is φ = 4536000.

The previous prime is 12922237. The next prime is 12922253. The reversal of 12922250 is 5222921.

It is not an unprimeable number, because it can be changed into a prime (12922253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 101687 + ... + 101813.

It is an arithmetic number, because the mean of its divisors is an integer number (426816).

Almost surely, 2^12922250 is an apocalyptic number.

12922250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12922250 is an abundant number, since it is smaller than the sum of its proper divisors (14393974).

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

12922250 is a wasteful number, since it uses less digits than its factorization.

12922250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192 (or 182 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 12922250 is about 3594.7531208694. The cubic root of 12922250 is about 234.6637714684.

The spelling of 12922250 in words is "twelve million, nine hundred twenty-two thousand, two hundred fifty".