1255682 has 4 divisors (see below), whose sum is σ = 1883526. Its totient is φ = 627840.

The previous prime is 1255679. The next prime is 1255687. The reversal of 1255682 is 2865521.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1062961 + 192721 = 1031^2 + 439^2 .

It is not an unprimeable number, because it can be changed into a prime (1255687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 313919 + ... + 313922.

2^1255682 is an apocalyptic number.

1255682 is a deficient number, since it is larger than the sum of its proper divisors (627844).

1255682 is an equidigital number, since it uses as much as digits as its factorization.

1255682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627843.

The product of its digits is 4800, while the sum is 29.

The square root of 1255682 is about 1120.5721752748. The cubic root of 1255682 is about 107.8847077855.

The spelling of 1255682 in words is "one million, two hundred fifty-five thousand, six hundred eighty-two".