674066677 has 8 divisors (see below), whose sum is σ = 721077336. Its totient is φ = 627873792.

The previous prime is 674066671. The next prime is 674066693. The reversal of 674066677 is 776660476.

674066677 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 61058596 + 613008081 = 7814^2 + 24759^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-674066677 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 674066677.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674066671) 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, 202738 + ... + 206035.

It is an arithmetic number, because the mean of its divisors is an integer number (90134667).

Almost surely, 2^674066677 is an apocalyptic number.

It is an amenable number.

674066677 is a deficient number, since it is larger than the sum of its proper divisors (47010659).

674066677 is a wasteful number, since it uses less digits than its factorization.

674066677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408887.

The product of its (nonzero) digits is 1778112, while the sum is 49.

The square root of 674066677 is about 25962.7940907754. The cubic root of 674066677 is about 876.8008308274.

The spelling of 674066677 in words is "six hundred seventy-four million, sixty-six thousand, six hundred seventy-seven".