12842427 has 8 divisors (see below), whose sum is σ = 18440464. Its totient is φ = 7903008.

The previous prime is 12842411. The next prime is 12842437. The reversal of 12842427 is 72424821.

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

It is not a de Polignac number, because 12842427 - 2⁴ = 12842411 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12842394 and 12842403.

It is not an unprimeable number, because it can be changed into a prime (12842407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 164608 + ... + 164685.

It is an arithmetic number, because the mean of its divisors is an integer number (2305058).

Almost surely, 2^12842427 is an apocalyptic number.

12842427 is a deficient number, since it is larger than the sum of its proper divisors (5598037).

12842427 is a wasteful number, since it uses less digits than its factorization.

12842427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329309.

The product of its digits is 7168, while the sum is 30.

The square root of 12842427 is about 3583.6332122582. The cubic root of 12842427 is about 234.1795867347.

The spelling of 12842427 in words is "twelve million, eight hundred forty-two thousand, four hundred twenty-seven".