1266449 has 16 divisors (see below), whose sum is σ = 1451520. Its totient is φ = 1098240.

The previous prime is 1266431. The next prime is 1266451. The reversal of 1266449 is 9446621.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1266449 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1266409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15992 + ... + 16070.

It is an arithmetic number, because the mean of its divisors is an integer number (90720).

2^1266449 is an apocalyptic number.

It is an amenable number.

1266449 is a deficient number, since it is larger than the sum of its proper divisors (185071).

1266449 is a wasteful number, since it uses less digits than its factorization.

1266449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160.

The product of its digits is 10368, while the sum is 32.

The square root of 1266449 is about 1125.3661626333. The cubic root of 1266449 is about 108.1921875178.

The spelling of 1266449 in words is "one million, two hundred sixty-six thousand, four hundred forty-nine".