1922116566 has 8 divisors (see below), whose sum is σ = 3844233144. Its totient is φ = 640705520.

The previous prime is 1922116561. The next prime is 1922116571. The reversal of 1922116566 is 6656112291.

It is an interprime number because it is at equal distance from previous prime (1922116561) and next prime (1922116571).

It is a sphenic number, since it is the product of 3 distinct primes.

1922116566 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1922116561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160176375 + ... + 160176386.

It is an arithmetic number, because the mean of its divisors is an integer number (480529143).

Almost surely, 2^1922116566 is an apocalyptic number.

1922116566 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1922116566 is a wasteful number, since it uses less digits than its factorization.

1922116566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320352766.

The product of its digits is 38880, while the sum is 39.

The square root of 1922116566 is about 43841.9498425880. The cubic root of 1922116566 is about 1243.3495473467.

The spelling of 1922116566 in words is "one billion, nine hundred twenty-two million, one hundred sixteen thousand, five hundred sixty-six".