674844 has 12 divisors (see below), whose sum is σ = 1574664. Its totient is φ = 224944.

The previous prime is 674837. The next prime is 674851. The reversal of 674844 is 448476.

It is an interprime number because it is at equal distance from previous prime (674837) and next prime (674851).

It is a tau number, because it is divible by the number of its divisors (12).

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, 28107 + ... + 28130.

It is an arithmetic number, because the mean of its divisors is an integer number (131222).

2⁶⁷⁴⁸⁴⁴ is an apocalyptic number.

It is an amenable number.

674844 is an abundant number, since it is smaller than the sum of its proper divisors (899820).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

674844 is a wasteful number, since it uses less digits than its factorization.

674844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56244 (or 56242 counting only the distinct ones).

The product of its digits is 21504, while the sum is 33.

The square root of 674844 is about 821.4888921951. The cubic root of 674844 is about 87.7137738958.

The spelling of 674844 in words is "six hundred seventy-four thousand, eight hundred forty-four".