1255504 has 20 divisors (see below), whose sum is σ = 2455200. Its totient is φ = 621920.

The previous prime is 1255477. The next prime is 1255519. The reversal of 1255504 is 4055521.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 1797 + ... + 2395.

It is an arithmetic number, because the mean of its divisors is an integer number (122760).

2^1255504 is an apocalyptic number.

It is an amenable number.

1255504 is a deficient number, since it is larger than the sum of its proper divisors (1199696).

1255504 is a wasteful number, since it uses less digits than its factorization.

1255504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 738 (or 732 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 1255504 is about 1120.4927487494. The cubic root of 1255504 is about 107.8796097895.

The spelling of 1255504 in words is "one million, two hundred fifty-five thousand, five hundred four".