670546017 has 12 divisors (see below), whose sum is σ = 970207524. Its totient is φ = 446273280.

The previous prime is 670546001. The next prime is 670546031. The reversal of 670546017 is 710645076.

It can be written as a sum of positive squares in 2 ways, for example, as 247873536 + 422672481 = 15744^2 + 20559^2 .

It is not a de Polignac number, because 670546017 - 2⁴ = 670546001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (670546057) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57484 + ... + 68157.

It is an arithmetic number, because the mean of its divisors is an integer number (80850627).

Almost surely, 2^670546017 is an apocalyptic number.

It is an amenable number.

670546017 is a deficient number, since it is larger than the sum of its proper divisors (299661507).

670546017 is a wasteful number, since it uses less digits than its factorization.

670546017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126240 (or 126237 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

The square root of 670546017 is about 25894.9033016152. The cubic root of 670546017 is about 875.2716509475.

The spelling of 670546017 in words is "six hundred seventy million, five hundred forty-six thousand, seventeen".