670593967 has 4 divisors (see below), whose sum is σ = 670672600. Its totient is φ = 670515336.

The previous prime is 670593919. The next prime is 670593971. The reversal of 670593967 is 769395076.

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

It is a cyclic number.

It is not a de Polignac number, because 670593967 - 2⁷ = 670593839 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 (670593977) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24717 + ... + 44182.

It is an arithmetic number, because the mean of its divisors is an integer number (167668150).

Almost surely, 2^670593967 is an apocalyptic number.

670593967 is a deficient number, since it is larger than the sum of its proper divisors (78633).

670593967 is an equidigital number, since it uses as much as digits as its factorization.

670593967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78632.

The product of its (nonzero) digits is 2143260, while the sum is 52.

The square root of 670593967 is about 25895.8291429334. The cubic root of 670593967 is about 875.2925136844.

The spelling of 670593967 in words is "six hundred seventy million, five hundred ninety-three thousand, nine hundred sixty-seven".