1268632 has 16 divisors (see below), whose sum is σ = 2390760. Its totient is φ = 631104.

The previous prime is 1268627. The next prime is 1268633. The reversal of 1268632 is 2368621.

It is a self number, because there is not a number n which added to its sum of digits gives 1268632.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1268633) 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, 2548 + ... + 3004.

2^1268632 is an apocalyptic number.

It is an amenable number.

1268632 is a deficient number, since it is larger than the sum of its proper divisors (1122128).

1268632 is a wasteful number, since it uses less digits than its factorization.

1268632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 810 (or 806 counting only the distinct ones).

The product of its digits is 3456, while the sum is 28.

The square root of 1268632 is about 1126.3356515711. The cubic root of 1268632 is about 108.2543160811.

It can be divided in two parts, 12 and 68632, that added together give a square (68644 = 262²).

The spelling of 1268632 in words is "one million, two hundred sixty-eight thousand, six hundred thirty-two".