12426270 has 16 divisors (see below), whose sum is σ = 29823120. Its totient is φ = 3313664.

The previous prime is 12426259. The next prime is 12426277. The reversal of 12426270 is 7262421.

It is a super-2 number, since 2×12426270² = 308824372225800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12426270.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12426277) 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, 207075 + ... + 207134.

It is an arithmetic number, because the mean of its divisors is an integer number (1863945).

Almost surely, 2^12426270 is an apocalyptic number.

12426270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12426270 is an abundant number, since it is smaller than the sum of its proper divisors (17396850).

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

12426270 is a wasteful number, since it uses less digits than its factorization.

12426270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414219.

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 12426270 is about 3525.0914881745. The cubic root of 12426270 is about 231.6222424580.

Adding to 12426270 its reverse (7262421), we get a palindrome (19688691).

The spelling of 12426270 in words is "twelve million, four hundred twenty-six thousand, two hundred seventy".