2900428779 has 16 divisors (see below), whose sum is σ = 3995566848. Its totient is φ = 1870081632.

The previous prime is 2900428759. The next prime is 2900428813. The reversal of 2900428779 is 9778240092.

It is not a de Polignac number, because 2900428779 - 2¹¹ = 2900426731 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2900428709) 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 in 15 ways as a sum of consecutive naturals, for example, 59697 + ... + 96770.

It is an arithmetic number, because the mean of its divisors is an integer number (249722928).

Almost surely, 2^2900428779 is an apocalyptic number.

2900428779 is a deficient number, since it is larger than the sum of its proper divisors (1095138069).

2900428779 is a wasteful number, since it uses less digits than its factorization.

2900428779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156674.

The product of its (nonzero) digits is 508032, while the sum is 48.

The square root of 2900428779 is about 53855.6290372696. The cubic root of 2900428779 is about 1426.1134261334.

The spelling of 2900428779 in words is "two billion, nine hundred million, four hundred twenty-eight thousand, seven hundred seventy-nine".