670475627 has 4 divisors (see below), whose sum is σ = 671989560. Its totient is φ = 668961696.

The previous prime is 670475593. The next prime is 670475639. The reversal of 670475627 is 726574076.

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 670475627 - 2⁸ = 670475371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (670475647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 756302 + ... + 757187.

It is an arithmetic number, because the mean of its divisors is an integer number (167997390).

Almost surely, 2^670475627 is an apocalyptic number.

670475627 is a deficient number, since it is larger than the sum of its proper divisors (1513933).

670475627 is a wasteful number, since it uses less digits than its factorization.

670475627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1513932.

The product of its (nonzero) digits is 493920, while the sum is 44.

The square root of 670475627 is about 25893.5441181774. The cubic root of 670475627 is about 875.2410229091.

The spelling of 670475627 in words is "six hundred seventy million, four hundred seventy-five thousand, six hundred twenty-seven".