1265244 has 12 divisors (see below), whose sum is σ = 2952264. Its totient is φ = 421744.

The previous prime is 1265233. The next prime is 1265249. The reversal of 1265244 is 4425621.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1265249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52707 + ... + 52730.

It is an arithmetic number, because the mean of its divisors is an integer number (246022).

2^1265244 is an apocalyptic number.

It is an amenable number.

1265244 is an abundant number, since it is smaller than the sum of its proper divisors (1687020).

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

1265244 is a wasteful number, since it uses less digits than its factorization.

1265244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105444 (or 105442 counting only the distinct ones).

The product of its digits is 1920, while the sum is 24.

The square root of 1265244 is about 1124.8306539208. The cubic root of 1265244 is about 108.1578624203.

It can be divided in two parts, 12 and 65244, that added together give a palindrome (65256).

The spelling of 1265244 in words is "one million, two hundred sixty-five thousand, two hundred forty-four".