1266572 has 12 divisors (see below), whose sum is σ = 2270856. Its totient is φ = 617760.

The previous prime is 1266563. The next prime is 1266583. The reversal of 1266572 is 2756621.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3698 + ... + 4025.

It is an arithmetic number, because the mean of its divisors is an integer number (189238).

2^1266572 is an apocalyptic number.

It is an amenable number.

1266572 is a deficient number, since it is larger than the sum of its proper divisors (1004284).

1266572 is a wasteful number, since it uses less digits than its factorization.

1266572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7768 (or 7766 counting only the distinct ones).

The product of its digits is 5040, while the sum is 29.

The square root of 1266572 is about 1125.4208101861. The cubic root of 1266572 is about 108.1956900166.

The spelling of 1266572 in words is "one million, two hundred sixty-six thousand, five hundred seventy-two".