1897822096 has 15 divisors (see below), whose sum is σ = 3677367963. Its totient is φ = 948823920.

The previous prime is 1897822079. The next prime is 1897822109. The reversal of 1897822096 is 6902287981.

The square root of 1897822096 is 43564.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 168811 + ... + 179701.

Almost surely, 2^1897822096 is an apocalyptic number.

1897822096 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

1897822096 is the 43564-th square number.

It is an amenable number.

1897822096 is a deficient number, since it is larger than the sum of its proper divisors (1779545867).

1897822096 is an frugal number, since it uses more digits than its factorization.

1897822096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21790 (or 10893 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 52.

The cubic root of 1897822096 is about 1238.0889083704.

The spelling of 1897822096 in words is "one billion, eight hundred ninety-seven million, eight hundred twenty-two thousand, ninety-six".