674710859 has 4 divisors (see below), whose sum is σ = 676156104. Its totient is φ = 673265616.

The previous prime is 674710811. The next prime is 674710871. The reversal of 674710859 is 958017476.

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

It is a cyclic number.

It is not a de Polignac number, because 674710859 - 2¹² = 674706763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (674710879) 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, 721922 + ... + 722855.

It is an arithmetic number, because the mean of its divisors is an integer number (169039026).

Almost surely, 2^674710859 is an apocalyptic number.

674710859 is a deficient number, since it is larger than the sum of its proper divisors (1445245).

674710859 is a wasteful number, since it uses less digits than its factorization.

674710859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1445244.

The product of its (nonzero) digits is 423360, while the sum is 47.

The square root of 674710859 is about 25975.1969963656. The cubic root of 674710859 is about 877.0800512179.

The spelling of 674710859 in words is "six hundred seventy-four million, seven hundred ten thousand, eight hundred fifty-nine".