16670676 has 144 divisors (see below), whose sum is σ = 49512960. Its totient is φ = 4308480.

The previous prime is 16670669. The next prime is 16670677. The reversal of 16670676 is 67607661.

It is a super-2 number, since 2×16670676² = 555822876593952, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16670677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 724801 + ... + 724823.

It is an arithmetic number, because the mean of its divisors is an integer number (343840).

Almost surely, 2^16670676 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16670676, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24756480).

16670676 is an abundant number, since it is smaller than the sum of its proper divisors (32842284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16670676 is a wasteful number, since it uses less digits than its factorization.

16670676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94 (or 75 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 39.

The square root of 16670676 is about 4082.9739161547. The cubic root of 16670676 is about 255.4569584220.

The spelling of 16670676 in words is "sixteen million, six hundred seventy thousand, six hundred seventy-six".