2803866049 has 16 divisors (see below), whose sum is σ = 3070027008. Its totient is φ = 2550442752.

The previous prime is 2803866029. The next prime is 2803866053. The reversal of 2803866049 is 9406683082.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2803866049 - 2¹¹ = 2803864001 is a prime.

It is a super-3 number, since 3×2803866049³ (a number of 29 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2803866019) 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, 37144 + ... + 83590.

It is an arithmetic number, because the mean of its divisors is an integer number (191876688).

Almost surely, 2^2803866049 is an apocalyptic number.

It is an amenable number.

2803866049 is a deficient number, since it is larger than the sum of its proper divisors (266160959).

2803866049 is a wasteful number, since it uses less digits than its factorization.

2803866049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46584.

The product of its (nonzero) digits is 497664, while the sum is 46.

The square root of 2803866049 is about 52951.5443495277. The cubic root of 2803866049 is about 1410.1081433746.

The spelling of 2803866049 in words is "two billion, eight hundred three million, eight hundred sixty-six thousand, forty-nine".