12259958 has 12 divisors (see below), whose sum is σ = 19536252. Its totient is φ = 5769120.

The previous prime is 12259957. The next prime is 12259967. The reversal of 12259958 is 85995221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12259957) 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 5 ways as a sum of consecutive naturals, for example, 10028 + ... + 11183.

It is an arithmetic number, because the mean of its divisors is an integer number (1628021).

Almost surely, 2^12259958 is an apocalyptic number.

12259958 is a deficient number, since it is larger than the sum of its proper divisors (7276294).

12259958 is a wasteful number, since it uses less digits than its factorization.

12259958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21247 (or 21230 counting only the distinct ones).

The product of its digits is 64800, while the sum is 41.

The square root of 12259958 is about 3501.4222824447. The cubic root of 12259958 is about 230.5842612559.

The spelling of 12259958 in words is "twelve million, two hundred fifty-nine thousand, nine hundred fifty-eight".