670126327 has 4 divisors (see below), whose sum is σ = 721674520. Its totient is φ = 618578136.

The previous prime is 670126309. The next prime is 670126337. The reversal of 670126327 is 723621076.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-670126327 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 670126292 and 670126301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (670126337) 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, 25774077 + ... + 25774102.

It is an arithmetic number, because the mean of its divisors is an integer number (180418630).

Almost surely, 2^670126327 is an apocalyptic number.

670126327 is a deficient number, since it is larger than the sum of its proper divisors (51548193).

670126327 is a wasteful number, since it uses less digits than its factorization.

670126327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51548192.

The product of its (nonzero) digits is 21168, while the sum is 34.

The square root of 670126327 is about 25886.7983149713. The cubic root of 670126327 is about 875.0890040619.

The spelling of 670126327 in words is "six hundred seventy million, one hundred twenty-six thousand, three hundred twenty-seven".