12266790 has 32 divisors (see below), whose sum is σ = 30161376. Its totient is φ = 3191040.

The previous prime is 12266789. The next prime is 12266791. The reversal of 12266790 is 9766221.

It is an interprime number because it is at equal distance from previous prime (12266789) and next prime (12266791).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12266791) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 3757 + ... + 6216.

It is an arithmetic number, because the mean of its divisors is an integer number (942543).

Almost surely, 2^12266790 is an apocalyptic number.

12266790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12266790 is an abundant number, since it is smaller than the sum of its proper divisors (17894586).

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

12266790 is a wasteful number, since it uses less digits than its factorization.

12266790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10024.

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 12266790 is about 3502.3977501135. The cubic root of 12266790 is about 230.6270851964.

The spelling of 12266790 in words is "twelve million, two hundred sixty-six thousand, seven hundred ninety".