12259042 has 8 divisors (see below), whose sum is σ = 18816336. Its totient is φ = 5986932.

The previous prime is 12259033. The next prime is 12259061. The reversal of 12259042 is 24095221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×12259042² = 300568221515528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12258998 and 12259016.

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 3 ways as a sum of consecutive naturals, for example, 71188 + ... + 71359.

It is an arithmetic number, because the mean of its divisors is an integer number (2352042).

Almost surely, 2^12259042 is an apocalyptic number.

12259042 is a deficient number, since it is larger than the sum of its proper divisors (6557294).

12259042 is a wasteful number, since it uses less digits than its factorization.

12259042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142592.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 12259042 is about 3501.2914760128. The cubic root of 12259042 is about 230.5785184292.

The spelling of 12259042 in words is "twelve million, two hundred fifty-nine thousand, forty-two".