671306675 has 12 divisors (see below), whose sum is σ = 896453040. Its totient is φ = 495733920.

The previous prime is 671306617. The next prime is 671306677. The reversal of 671306675 is 576603176.

It is a de Polignac number, because none of the positive numbers 2^k-671306675 is a prime.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (671306677) 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 11 ways as a sum of consecutive naturals, for example, 1032455 + ... + 1033104.

It is an arithmetic number, because the mean of its divisors is an integer number (74704420).

Almost surely, 2^671306675 is an apocalyptic number.

671306675 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

671306675 is a deficient number, since it is larger than the sum of its proper divisors (225146365).

671306675 is a wasteful number, since it uses less digits than its factorization.

671306675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2065582 (or 2065577 counting only the distinct ones).

The product of its (nonzero) digits is 158760, while the sum is 41.

The square root of 671306675 is about 25909.5865462959. The cubic root of 671306675 is about 875.6024911751.

The spelling of 671306675 in words is "six hundred seventy-one million, three hundred six thousand, six hundred seventy-five".