12242677 has 6 divisors (see below), whose sum is σ = 12457238. Its totient is φ = 12031752.

The previous prime is 12242663. The next prime is 12242687. The reversal of 12242677 is 77624221.

It can be written as a sum of positive squares in only one way, i.e., 12117361 + 125316 = 3481^2 + 354^2 .

It is a de Polignac number, because none of the positive numbers 2^k-12242677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12242617) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1723 + ... + 5239.

Almost surely, 2^12242677 is an apocalyptic number.

It is an amenable number.

12242677 is a deficient number, since it is larger than the sum of its proper divisors (214561).

12242677 is an frugal number, since it uses more digits than its factorization.

12242677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3635 (or 3576 counting only the distinct ones).

The product of its digits is 9408, while the sum is 31.

The square root of 12242677 is about 3498.9537007511. The cubic root of 12242677 is about 230.4758704467.

Adding to 12242677 its reverse (77624221), we get a palindrome (89866898).

The spelling of 12242677 in words is "twelve million, two hundred forty-two thousand, six hundred seventy-seven".