12226750 has 16 divisors (see below), whose sum is σ = 22888944. Its totient is φ = 4890600.

The previous prime is 12226727. The next prime is 12226771. The reversal of 12226750 is 5762221.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24204 + ... + 24703.

It is an arithmetic number, because the mean of its divisors is an integer number (1430559).

Almost surely, 2^12226750 is an apocalyptic number.

12226750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12226750 is a deficient number, since it is larger than the sum of its proper divisors (10662194).

12226750 is an equidigital number, since it uses as much as digits as its factorization.

12226750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48924 (or 48914 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 12226750 is about 3496.6769939473. The cubic root of 12226750 is about 230.3758819075.

Adding to 12226750 its reverse (5762221), we get a palindrome (17988971).

The spelling of 12226750 in words is "twelve million, two hundred twenty-six thousand, seven hundred fifty".