2887806922 has 192 divisors, whose sum is σ = 6406041600. Its totient is φ = 940118400.

The previous prime is 2887806913. The next prime is 2887806967. The reversal of 2887806922 is 2296087882.

It is a super-2 number, since 2×2887806922² = 16678857637502228168, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2887806922.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 36554479 + ... + 36554557.

It is an arithmetic number, because the mean of its divisors is an integer number (33364800).

Almost surely, 2^2887806922 is an apocalyptic number.

2887806922 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2887806922 is an abundant number, since it is smaller than the sum of its proper divisors (3518234678).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2887806922 is a wasteful number, since it uses less digits than its factorization.

2887806922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193 (or 162 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 52.

The square root of 2887806922 is about 53738.3189353742. The cubic root of 2887806922 is about 1424.0417354709.

The spelling of 2887806922 in words is "two billion, eight hundred eighty-seven million, eight hundred six thousand, nine hundred twenty-two".