674066674 has 8 divisors (see below), whose sum is σ = 1013042268. Its totient is φ = 336385920.

The previous prime is 674066671. The next prime is 674066693. The reversal of 674066674 is 476660476.

It can be written as a sum of positive squares in 2 ways, for example, as 646430625 + 27636049 = 25425^2 + 5257^2 .

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

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 3 ways as a sum of consecutive naturals, for example, 322407 + ... + 324490.

Almost surely, 2^674066674 is an apocalyptic number.

674066674 is a deficient number, since it is larger than the sum of its proper divisors (338975594).

674066674 is a wasteful number, since it uses less digits than its factorization.

674066674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647420.

The product of its (nonzero) digits is 1016064, while the sum is 46.

The square root of 674066674 is about 25962.7940330004. The cubic root of 674066674 is about 876.8008295267.

The spelling of 674066674 in words is "six hundred seventy-four million, sixty-six thousand, six hundred seventy-four".