2928685129 has 8 divisors (see below), whose sum is σ = 3014212320. Its totient is φ = 2844354336.

The previous prime is 2928685117. The next prime is 2928685153. The reversal of 2928685129 is 9215868292.

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 2928685129 - 2⁹ = 2928684617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2928685229) 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, 294132 + ... + 303925.

It is an arithmetic number, because the mean of its divisors is an integer number (376776540).

Almost surely, 2^2928685129 is an apocalyptic number.

It is an amenable number.

2928685129 is a deficient number, since it is larger than the sum of its proper divisors (85527191).

2928685129 is an equidigital number, since it uses as much as digits as its factorization.

2928685129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 598199.

The product of its digits is 1244160, while the sum is 52.

The square root of 2928685129 is about 54117.3274377070. The cubic root of 2928685129 is about 1430.7295947655.

The spelling of 2928685129 in words is "two billion, nine hundred twenty-eight million, six hundred eighty-five thousand, one hundred twenty-nine".