1286080 has 28 divisors (see below), whose sum is σ = 3063240. Its totient is φ = 514304.

The previous prime is 1286071. The next prime is 1286081. The reversal of 1286080 is 806821.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1286081) 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 3 ways as a sum of consecutive naturals, for example, 1690 + ... + 2329.

2^1286080 is an apocalyptic number.

1286080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1286080 is an abundant number, since it is smaller than the sum of its proper divisors (1777160).

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

1286080 is an equidigital number, since it uses as much as digits as its factorization.

1286080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4036 (or 4026 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 25.

The square root of 1286080 is about 1134.0546724034. The cubic root of 1286080 is about 108.7483462998.

The spelling of 1286080 in words is "one million, two hundred eighty-six thousand, eighty".