1266896 has 10 divisors (see below), whose sum is σ = 2454642. Its totient is φ = 633440.

The previous prime is 1266893. The next prime is 1266899. The reversal of 1266896 is 6986621.

It is an interprime number because it is at equal distance from previous prime (1266893) and next prime (1266899).

It can be written as a sum of positive squares in only one way, i.e., 1073296 + 193600 = 1036^2 + 440^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1266893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39575 + ... + 39606.

2^1266896 is an apocalyptic number.

1266896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1266896 is a deficient number, since it is larger than the sum of its proper divisors (1187746).

1266896 is an equidigital number, since it uses as much as digits as its factorization.

1266896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79189 (or 79183 counting only the distinct ones).

The product of its digits is 31104, while the sum is 38.

The square root of 1266896 is about 1125.5647471381. The cubic root of 1266896 is about 108.2049150258.

The spelling of 1266896 in words is "one million, two hundred sixty-six thousand, eight hundred ninety-six".