12277444 has 6 divisors (see below), whose sum is σ = 21485534. Its totient is φ = 6138720.

The previous prime is 12277427. The next prime is 12277483. The reversal of 12277444 is 44477221.

It can be written as a sum of positive squares in only one way, i.e., 12180100 + 97344 = 3490^2 + 312^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1534677 + ... + 1534684.

Almost surely, 2^12277444 is an apocalyptic number.

It is an amenable number.

12277444 is a deficient number, since it is larger than the sum of its proper divisors (9208090).

12277444 is a wasteful number, since it uses less digits than its factorization.

12277444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3069365 (or 3069363 counting only the distinct ones).

The product of its digits is 12544, while the sum is 31.

The square root of 12277444 is about 3503.9183780448. The cubic root of 12277444 is about 230.6938342525.

It can be divided in two parts, 12277 and 444, that added together give a palindrome (12721).

The spelling of 12277444 in words is "twelve million, two hundred seventy-seven thousand, four hundred forty-four".