671296693 has 8 divisors (see below), whose sum is σ = 696586176. Its totient is φ = 646447200.

The previous prime is 671296687. The next prime is 671296729. The reversal of 671296693 is 396692176.

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

It is a cyclic number.

It is not a de Polignac number, because 671296693 - 2⁹ = 671296181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (671296603) 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, 106888 + ... + 112993.

It is an arithmetic number, because the mean of its divisors is an integer number (87073272).

Almost surely, 2^671296693 is an apocalyptic number.

It is an amenable number.

671296693 is a deficient number, since it is larger than the sum of its proper divisors (25289483).

671296693 is a wasteful number, since it uses less digits than its factorization.

671296693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219995.

The product of its digits is 734832, while the sum is 49.

The square root of 671296693 is about 25909.3939141772. The cubic root of 671296693 is about 875.5981512275.

The spelling of 671296693 in words is "six hundred seventy-one million, two hundred ninety-six thousand, six hundred ninety-three".