12275436 has 24 divisors (see below), whose sum is σ = 29184624. Its totient is φ = 4014400.

The previous prime is 12275429. The next prime is 12275449. The reversal of 12275436 is 63457221.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9015 + ... + 10286.

It is an arithmetic number, because the mean of its divisors is an integer number (1216026).

Almost surely, 2^12275436 is an apocalyptic number.

It is an amenable number.

12275436 is an abundant number, since it is smaller than the sum of its proper divisors (16909188).

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

12275436 is a wasteful number, since it uses less digits than its factorization.

12275436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19361 (or 19359 counting only the distinct ones).

The product of its digits is 10080, while the sum is 30.

The square root of 12275436 is about 3503.6318299730. The cubic root of 12275436 is about 230.6812567573.

It can be divided in two parts, 122754 and 36, that multiplied together give a palindrome (4419144).

The spelling of 12275436 in words is "twelve million, two hundred seventy-five thousand, four hundred thirty-six".