1255486 has 8 divisors (see below), whose sum is σ = 1888560. Its totient is φ = 625968.

The previous prime is 1255477. The next prime is 1255519. The reversal of 1255486 is 6845521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 330 + ... + 1618.

It is an arithmetic number, because the mean of its divisors is an integer number (236070).

2^1255486 is an apocalyptic number.

1255486 is a deficient number, since it is larger than the sum of its proper divisors (633074).

1255486 is a wasteful number, since it uses less digits than its factorization.

1255486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1778.

The product of its digits is 9600, while the sum is 31.

The square root of 1255486 is about 1120.4847165401. The cubic root of 1255486 is about 107.8790942349.

The spelling of 1255486 in words is "one million, two hundred fifty-five thousand, four hundred eighty-six".