674106085 has 4 divisors (see below), whose sum is σ = 808927308. Its totient is φ = 539284864.

The previous prime is 674106077. The next prime is 674106107. The reversal of 674106085 is 580601476.

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 110376036 + 563730049 = 10506^2 + 23743^2 .

It is a cyclic number.

It is not a de Polignac number, because 674106085 - 2³ = 674106077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67410604 + ... + 67410613.

It is an arithmetic number, because the mean of its divisors is an integer number (202231827).

Almost surely, 2^674106085 is an apocalyptic number.

It is an amenable number.

674106085 is a deficient number, since it is larger than the sum of its proper divisors (134821223).

674106085 is a wasteful number, since it uses less digits than its factorization.

674106085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134821222.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 674106085 is about 25963.5530118665. The cubic root of 674106085 is about 876.8179173141.

The spelling of 674106085 in words is "six hundred seventy-four million, one hundred six thousand, eighty-five".