674066694 has 32 divisors (see below), whose sum is σ = 1631356416. Its totient is φ = 181261440.

The previous prime is 674066693. The next prime is 674066707. The reversal of 674066694 is 496660476.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674066693) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 471322 + ... + 472749.

It is an arithmetic number, because the mean of its divisors is an integer number (50979888).

Almost surely, 2^674066694 is an apocalyptic number.

674066694 is an abundant number, since it is smaller than the sum of its proper divisors (957289722).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

674066694 is a wasteful number, since it uses less digits than its factorization.

674066694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 944100.

The product of its (nonzero) digits is 1306368, while the sum is 48.

The square root of 674066694 is about 25962.7944181669. The cubic root of 674066694 is about 876.8008381984.

The spelling of 674066694 in words is "six hundred seventy-four million, sixty-six thousand, six hundred ninety-four".