16479929 has 2 divisors, whose sum is σ = 16479930. Its totient is φ = 16479928.

The previous prime is 16479913. The next prime is 16479949. The reversal of 16479929 is 92997461.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9859600 + 6620329 = 3140^2 + 2573^2 .

It is a cyclic number.

It is not a de Polignac number, because 16479929 - 2⁴ = 16479913 is a prime.

It is not a weakly prime, because it can be changed into another prime (16479949) 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 as a sum of consecutive naturals, namely, 8239964 + 8239965.

It is an arithmetic number, because the mean of its divisors is an integer number (8239965).

Almost surely, 2^16479929 is an apocalyptic number.

It is an amenable number.

16479929 is a deficient number, since it is larger than the sum of its proper divisors (1).

16479929 is an equidigital number, since it uses as much as digits as its factorization.

16479929 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 244944, while the sum is 47.

The square root of 16479929 is about 4059.5478812301. The cubic root of 16479929 is about 254.4788999584.

The spelling of 16479929 in words is "sixteen million, four hundred seventy-nine thousand, nine hundred twenty-nine".