12293859 has 4 divisors (see below), whose sum is σ = 16391816. Its totient is φ = 8195904.

The previous prime is 12293851. The next prime is 12293881. The reversal of 12293859 is 95839221.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 12293859 - 2³ = 12293851 is a prime.

It is a super-2 number, since 2×12293859² = 302277938223762, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12293851) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2048974 + ... + 2048979.

It is an arithmetic number, because the mean of its divisors is an integer number (4097954).

Almost surely, 2^12293859 is an apocalyptic number.

12293859 is a deficient number, since it is larger than the sum of its proper divisors (4097957).

12293859 is an equidigital number, since it uses as much as digits as its factorization.

12293859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4097956.

The product of its digits is 38880, while the sum is 39.

The square root of 12293859 is about 3506.2599732478. The cubic root of 12293859 is about 230.7966013775.

The spelling of 12293859 in words is "twelve million, two hundred ninety-three thousand, eight hundred fifty-nine".