12264445 has 4 divisors (see below), whose sum is σ = 14717340. Its totient is φ = 9811552.

The previous prime is 12264433. The next prime is 12264449. The reversal of 12264445 is 54446221.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4485924 + 7778521 = 2118^2 + 2789^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12264445 is a prime.

It is a super-2 number, since 2×12264445² = 300833222316050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12264449) 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, 1226440 + ... + 1226449.

It is an arithmetic number, because the mean of its divisors is an integer number (3679335).

Almost surely, 2^12264445 is an apocalyptic number.

It is an amenable number.

12264445 is a deficient number, since it is larger than the sum of its proper divisors (2452895).

12264445 is an equidigital number, since it uses as much as digits as its factorization.

12264445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2452894.

The product of its digits is 7680, while the sum is 28.

The square root of 12264445 is about 3502.0629634545. The cubic root of 12264445 is about 230.6123881980.

It can be divided in two parts, 1226 and 4445, that added together give a triangular number (5671 = T₁₀₆).

The spelling of 12264445 in words is "twelve million, two hundred sixty-four thousand, four hundred forty-five".