16922929 has 2 divisors, whose sum is σ = 16922930. Its totient is φ = 16922928.

The previous prime is 16922923. The next prime is 16922947. The reversal of 16922929 is 92922961.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9486400 + 7436529 = 3080^2 + 2727^2 .

It is a cyclic number.

It is not a de Polignac number, because 16922929 - 2⁹ = 16922417 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16922891 and 16922900.

It is not a weakly prime, because it can be changed into another prime (16922923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8461464 + 8461465.

It is an arithmetic number, because the mean of its divisors is an integer number (8461465).

Almost surely, 2^16922929 is an apocalyptic number.

It is an amenable number.

16922929 is a deficient number, since it is larger than the sum of its proper divisors (1).

16922929 is an equidigital number, since it uses as much as digits as its factorization.

16922929 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34992, while the sum is 40.

The square root of 16922929 is about 4113.7487769673. The cubic root of 16922929 is about 256.7389993097.

The spelling of 16922929 in words is "sixteen million, nine hundred twenty-two thousand, nine hundred twenty-nine".