1262566 has 16 divisors (see below), whose sum is σ = 1981584. Its totient is φ = 602784.

The previous prime is 1262563. The next prime is 1262581. The reversal of 1262566 is 6652621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1262563) 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 7 ways as a sum of consecutive naturals, for example, 4420 + ... + 4696.

It is an arithmetic number, because the mean of its divisors is an integer number (123849).

2^1262566 is an apocalyptic number.

1262566 is a deficient number, since it is larger than the sum of its proper divisors (719018).

1262566 is a wasteful number, since it uses less digits than its factorization.

1262566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375.

The product of its digits is 4320, while the sum is 28.

The square root of 1262566 is about 1123.6396219429. The cubic root of 1262566 is about 108.0814999820.

The spelling of 1262566 in words is "one million, two hundred sixty-two thousand, five hundred sixty-six".