671592673 has 2 divisors, whose sum is σ = 671592674. Its totient is φ = 671592672.

The previous prime is 671592653. The next prime is 671592679. The reversal of 671592673 is 376295176.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 670965409 + 627264 = 25903^2 + 792^2 .

It is a cyclic number.

It is not a de Polignac number, because 671592673 - 2¹³ = 671584481 is a prime.

It is not a weakly prime, because it can be changed into another prime (671592679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335796336 + 335796337.

It is an arithmetic number, because the mean of its divisors is an integer number (335796337).

Almost surely, 2^671592673 is an apocalyptic number.

It is an amenable number.

671592673 is a deficient number, since it is larger than the sum of its proper divisors (1).

671592673 is an equidigital number, since it uses as much as digits as its factorization.

671592673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 476280, while the sum is 46.

The square root of 671592673 is about 25915.1051126558. The cubic root of 671592673 is about 875.7268183600.

The spelling of 671592673 in words is "six hundred seventy-one million, five hundred ninety-two thousand, six hundred seventy-three".