1922195216 has 10 divisors (see below), whose sum is σ = 3724253262. Its totient is φ = 961097600.

The previous prime is 1922195189. The next prime is 1922195291. The reversal of 1922195216 is 6125912291.

It can be written as a sum of positive squares in only one way, i.e., 1451305216 + 470890000 = 38096^2 + 21700^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1922195216.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60068585 + ... + 60068616.

Almost surely, 2^1922195216 is an apocalyptic number.

1922195216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1922195216 is a deficient number, since it is larger than the sum of its proper divisors (1802058046).

1922195216 is a wasteful number, since it uses less digits than its factorization.

1922195216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120137209 (or 120137203 counting only the distinct ones).

The product of its digits is 19440, while the sum is 38.

The square root of 1922195216 is about 43842.8468053798. The cubic root of 1922195216 is about 1243.3665057543.

The spelling of 1922195216 in words is "one billion, nine hundred twenty-two million, one hundred ninety-five thousand, two hundred sixteen".