16570012 has 12 divisors (see below), whose sum is σ = 29027656. Its totient is φ = 8276400.

The previous prime is 16570009. The next prime is 16570031. The reversal of 16570012 is 21007561.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4387 + ... + 7237.

Almost surely, 2^16570012 is an apocalyptic number.

It is an amenable number.

16570012 is a deficient number, since it is larger than the sum of its proper divisors (12457644).

16570012 is a wasteful number, since it uses less digits than its factorization.

16570012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4308 (or 4306 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 22.

The square root of 16570012 is about 4070.6279613838. The cubic root of 16570012 is about 254.9417372978.

Adding to 16570012 its reverse (21007561), we get a palindrome (37577573).

The spelling of 16570012 in words is "sixteen million, five hundred seventy thousand, twelve".