674005685 has 8 divisors (see below), whose sum is σ = 843972480. Its totient is φ = 515760784.

The previous prime is 674005667. The next prime is 674005687. The reversal of 674005685 is 586500476.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 674005685 - 2⁶ = 674005621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674005687) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2930345 + ... + 2930574.

It is an arithmetic number, because the mean of its divisors is an integer number (105496560).

Almost surely, 2^674005685 is an apocalyptic number.

It is an amenable number.

674005685 is a deficient number, since it is larger than the sum of its proper divisors (169966795).

674005685 is a wasteful number, since it uses less digits than its factorization.

674005685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5860947.

The product of its (nonzero) digits is 201600, while the sum is 41.

The square root of 674005685 is about 25961.6194602725. The cubic root of 674005685 is about 876.7743846557.

The spelling of 674005685 in words is "six hundred seventy-four million, five thousand, six hundred eighty-five".