671222063 has 16 divisors (see below), whose sum is σ = 716847840. Its totient is φ = 626688000.

The previous prime is 671222003. The next prime is 671222089. The reversal of 671222063 is 360222176.

It is a cyclic number.

It is not a de Polignac number, because 671222063 - 2¹⁰ = 671221039 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 (671222003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 492503 + ... + 493863.

It is an arithmetic number, because the mean of its divisors is an integer number (44802990).

Almost surely, 2^671222063 is an apocalyptic number.

671222063 is a deficient number, since it is larger than the sum of its proper divisors (45625777).

671222063 is a wasteful number, since it uses less digits than its factorization.

671222063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1738.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 671222063 is about 25907.9536629198. The cubic root of 671222063 is about 875.5657024298.

The spelling of 671222063 in words is "six hundred seventy-one million, two hundred twenty-two thousand, sixty-three".