1922869216 has 12 divisors (see below), whose sum is σ = 3785648832. Its totient is φ = 961434592.

The previous prime is 1922869189. The next prime is 1922869237. The reversal of 1922869216 is 6129682291.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30044800 + ... + 30044863.

It is an arithmetic number, because the mean of its divisors is an integer number (315470736).

Almost surely, 2^1922869216 is an apocalyptic number.

1922869216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1922869216 is a deficient number, since it is larger than the sum of its proper divisors (1862779616).

1922869216 is an equidigital number, since it uses as much as digits as its factorization.

1922869216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60089673 (or 60089665 counting only the distinct ones).

The product of its digits is 186624, while the sum is 46.

The square root of 1922869216 is about 43850.5326763541. The cubic root of 1922869216 is about 1243.5118137660.

The spelling of 1922869216 in words is "one billion, nine hundred twenty-two million, eight hundred sixty-nine thousand, two hundred sixteen".