670617223 has 8 divisors (see below), whose sum is σ = 680641920. Its totient is φ = 660608760.

The previous prime is 670617221. The next prime is 670617229. The reversal of 670617223 is 322716076.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 670617223 - 2¹ = 670617221 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 (670617221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98008 + ... + 104626.

It is an arithmetic number, because the mean of its divisors is an integer number (85080240).

Almost surely, 2^670617223 is an apocalyptic number.

670617223 is a deficient number, since it is larger than the sum of its proper divisors (10024697).

670617223 is a wasteful number, since it uses less digits than its factorization.

670617223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8117.

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

The square root of 670617223 is about 25896.2781688798. The cubic root of 670617223 is about 875.3026318624.

The spelling of 670617223 in words is "six hundred seventy million, six hundred seventeen thousand, two hundred twenty-three".