12263426 has 36 divisors (see below), whose sum is σ = 22783698. Its totient is φ = 4935168.

The previous prime is 12263423. The next prime is 12263429. The reversal of 12263426 is 62436221.

It is an interprime number because it is at equal distance from previous prime (12263423) and next prime (12263429).

It can be written as a sum of positive squares in 3 ways, for example, as 11055625 + 1207801 = 3325^2 + 1099^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12263395 and 12263404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12263423) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 28106 + ... + 28538.

Almost surely, 2^12263426 is an apocalyptic number.

12263426 is a deficient number, since it is larger than the sum of its proper divisors (10520272).

12263426 is a wasteful number, since it uses less digits than its factorization.

12263426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483 (or 459 counting only the distinct ones).

The product of its digits is 3456, while the sum is 26.

The square root of 12263426 is about 3501.9174747558. The cubic root of 12263426 is about 230.6060011572.

Adding to 12263426 its reverse (62436221), we get a palindrome (74699647).

The spelling of 12263426 in words is "twelve million, two hundred sixty-three thousand, four hundred twenty-six".