671588967 has 8 divisors (see below), whose sum is σ = 1023373696. Its totient is φ = 383765112.

The previous prime is 671588963. The next prime is 671588971. The reversal of 671588967 is 769885176.

It is an interprime number because it is at equal distance from previous prime (671588963) and next prime (671588971).

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

It is not a de Polignac number, because 671588967 - 2² = 671588963 is a prime.

It is a super-2 number, since 2×671588967² = 902063481192254178, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (671588963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15990193 + ... + 15990234.

It is an arithmetic number, because the mean of its divisors is an integer number (127921712).

Almost surely, 2^671588967 is an apocalyptic number.

671588967 is a deficient number, since it is larger than the sum of its proper divisors (351784729).

671588967 is a wasteful number, since it uses less digits than its factorization.

671588967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31980437.

The product of its digits is 5080320, while the sum is 57.

The square root of 671588967 is about 25915.0336098567. The cubic root of 671588967 is about 875.7252075376.

The spelling of 671588967 in words is "six hundred seventy-one million, five hundred eighty-eight thousand, nine hundred sixty-seven".