2016987929 has 8 divisors (see below), whose sum is σ = 2201221440. Its totient is φ = 1832899600.

The previous prime is 2016987923. The next prime is 2016987953. The reversal of 2016987929 is 9297896102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2016987929 - 2²⁰ = 2015939353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2016987923) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6149 + ... + 63810.

It is an arithmetic number, because the mean of its divisors is an integer number (275152680).

Almost surely, 2^2016987929 is an apocalyptic number.

It is an amenable number.

2016987929 is a deficient number, since it is larger than the sum of its proper divisors (184233511).

2016987929 is a wasteful number, since it uses less digits than its factorization.

2016987929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72591.

The product of its (nonzero) digits is 979776, while the sum is 53.

The square root of 2016987929 is about 44910.8887576276. Note that the first 3 decimals coincide. The cubic root of 2016987929 is about 1263.4782388364.

The spelling of 2016987929 in words is "two billion, sixteen million, nine hundred eighty-seven thousand, nine hundred twenty-nine".