674255 has 4 divisors (see below), whose sum is σ = 809112. Its totient is φ = 539400.

The previous prime is 674249. The next prime is 674263. The reversal of 674255 is 552476.

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

It is not a de Polignac number, because 674255 - 2⁴ = 674239 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 674255.

It is an unprimeable number.

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, 67421 + ... + 67430.

It is an arithmetic number, because the mean of its divisors is an integer number (202278).

2⁶⁷⁴²⁵⁵ is an apocalyptic number.

674255 is a deficient number, since it is larger than the sum of its proper divisors (134857).

674255 is a wasteful number, since it uses less digits than its factorization.

674255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134856.

The product of its digits is 8400, while the sum is 29.

The square root of 674255 is about 821.1303185244. The cubic root of 674255 is about 87.6882477739.

It can be divided in two parts, 674 and 255, that added together give a palindrome (929).

The spelling of 674255 in words is "six hundred seventy-four thousand, two hundred fifty-five".