674089 has 4 divisors (see below), whose sum is σ = 725956. Its totient is φ = 622224.

The previous prime is 674083. The next prime is 674099. The reversal of 674089 is 980476.

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

It can be written as a sum of positive squares in 2 ways, for example, as 416025 + 258064 = 645^2 + 508^2 .

It is a cyclic number.

It is not a de Polignac number, because 674089 - 2⁵ = 674057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (674083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25914 + ... + 25939.

It is an arithmetic number, because the mean of its divisors is an integer number (181489).

2⁶⁷⁴⁰⁸⁹ is an apocalyptic number.

It is an amenable number.

674089 is a deficient number, since it is larger than the sum of its proper divisors (51867).

674089 is a wasteful number, since it uses less digits than its factorization.

674089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51866.

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 674089 is about 821.0292321227. The cubic root of 674089 is about 87.6810509696.

The spelling of 674089 in words is "six hundred seventy-four thousand, eighty-nine".