1914882688 has 32 divisors (see below), whose sum is σ = 3825293760. Its totient is φ = 954809088.

The previous prime is 1914882677. The next prime is 1914882691. The reversal of 1914882688 is 8862884191.

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26595 + ... + 67357.

It is an arithmetic number, because the mean of its divisors is an integer number (119540430).

Almost surely, 2^1914882688 is an apocalyptic number.

It is an amenable number.

1914882688 is a deficient number, since it is larger than the sum of its proper divisors (1910411072).

1914882688 is an equidigital number, since it uses as much as digits as its factorization.

1914882688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41144 (or 41132 counting only the distinct ones).

The product of its digits is 1769472, while the sum is 55.

The square root of 1914882688 is about 43759.3725731985. The cubic root of 1914882688 is about 1241.7878061552.

The spelling of 1914882688 in words is "one billion, nine hundred fourteen million, eight hundred eighty-two thousand, six hundred eighty-eight".