674790 has 32 divisors (see below), whose sum is σ = 1645056. Its totient is φ = 177120.

The previous prime is 674789. The next prime is 674813. The reversal of 674790 is 97476.

It is an Ulam number.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 2355 + ... + 2625.

It is an arithmetic number, because the mean of its divisors is an integer number (51408).

2⁶⁷⁴⁷⁹⁰ is an apocalyptic number.

674790 is an abundant number, since it is smaller than the sum of its proper divisors (970266).

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

674790 is a wasteful number, since it uses less digits than its factorization.

674790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364.

The product of its (nonzero) digits is 10584, while the sum is 33.

The square root of 674790 is about 821.4560243860. The cubic root of 674790 is about 87.7114342588.

The spelling of 674790 in words is "six hundred seventy-four thousand, seven hundred ninety".