1270856 has 16 divisors (see below), whose sum is σ = 2419440. Its totient is φ = 625680.

The previous prime is 1270849. The next prime is 1270859. The reversal of 1270856 is 6580721.

It is not an unprimeable number, because it can be changed into a prime (1270859) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 650 + ... + 1721.

It is an arithmetic number, because the mean of its divisors is an integer number (151215).

2^1270856 is an apocalyptic number.

It is an amenable number.

1270856 is a deficient number, since it is larger than the sum of its proper divisors (1148584).

1270856 is a wasteful number, since it uses less digits than its factorization.

1270856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2444 (or 2440 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 1270856 is about 1127.3224915702. The cubic root of 1270856 is about 108.3175382626.

The spelling of 1270856 in words is "one million, two hundred seventy thousand, eight hundred fifty-six".