674091694 has 4 divisors (see below), whose sum is σ = 1011137544. Its totient is φ = 337045846.

The previous prime is 674091661. The next prime is 674091707. The reversal of 674091694 is 496190476.

674091694 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×674091694² = 908799223839579272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168522922 + ... + 168522925.

It is an arithmetic number, because the mean of its divisors is an integer number (252784386).

Almost surely, 2^674091694 is an apocalyptic number.

674091694 is a deficient number, since it is larger than the sum of its proper divisors (337045850).

674091694 is a wasteful number, since it uses less digits than its factorization.

674091694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337045849.

The product of its (nonzero) digits is 326592, while the sum is 46.

The square root of 674091694 is about 25963.2758718926. The cubic root of 674091694 is about 876.8116777539.

The spelling of 674091694 in words is "six hundred seventy-four million, ninety-one thousand, six hundred ninety-four".