1266672 has 40 divisors (see below), whose sum is σ = 3571200. Its totient is φ = 383680.

The previous prime is 1266631. The next prime is 1266677. The reversal of 1266672 is 2766621.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1266677) 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, 672 + ... + 1727.

It is an arithmetic number, because the mean of its divisors is an integer number (89280).

2^1266672 is an apocalyptic number.

1266672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1266672 is an abundant number, since it is smaller than the sum of its proper divisors (2304528).

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

1266672 is a wasteful number, since it uses less digits than its factorization.

1266672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2421 (or 2415 counting only the distinct ones).

The product of its digits is 6048, while the sum is 30.

The square root of 1266672 is about 1125.4652371353. The cubic root of 1266672 is about 108.1985374095.

The spelling of 1266672 in words is "one million, two hundred sixty-six thousand, six hundred seventy-two".