16706716 has 24 divisors (see below), whose sum is σ = 33339600. Its totient is φ = 7256832.

The previous prime is 16706693. The next prime is 16706731. The reversal of 16706716 is 61760761.

It is a happy number.

It is a super-2 number, since 2×16706716² = 558228719009312, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8566 + ... + 10333.

It is an arithmetic number, because the mean of its divisors is an integer number (1389150).

Almost surely, 2^16706716 is an apocalyptic number.

It is an amenable number.

16706716 is a deficient number, since it is larger than the sum of its proper divisors (16632884).

16706716 is a wasteful number, since it uses less digits than its factorization.

16706716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18933 (or 18931 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 34.

The square root of 16706716 is about 4087.3849830913. The cubic root of 16706716 is about 255.6409150127.

The spelling of 16706716 in words is "sixteen million, seven hundred six thousand, seven hundred sixteen".