16630829 has 2 divisors, whose sum is σ = 16630830. Its totient is φ = 16630828.

The previous prime is 16630819. The next prime is 16630847. The reversal of 16630829 is 92803661.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14455204 + 2175625 = 3802^2 + 1475^2 .

It is an emirp because it is prime and its reverse (92803661) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16630829 - 2²⁰ = 15582253 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16630819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8315414 + 8315415.

It is an arithmetic number, because the mean of its divisors is an integer number (8315415).

Almost surely, 2^16630829 is an apocalyptic number.

It is an amenable number.

16630829 is a deficient number, since it is larger than the sum of its proper divisors (1).

16630829 is an equidigital number, since it uses as much as digits as its factorization.

16630829 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 16630829 is about 4078.0913427730. The cubic root of 16630829 is about 255.2532611341.

The spelling of 16630829 in words is "sixteen million, six hundred thirty thousand, eight hundred twenty-nine".