1897650096 has 20 divisors (see below), whose sum is σ = 4902262872. Its totient is φ = 632550016.

The previous prime is 1897650047. The next prime is 1897650103. The reversal of 1897650096 is 6900567981.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19767141 + ... + 19767236.

Almost surely, 2^1897650096 is an apocalyptic number.

1897650096 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1897650096 is an abundant number, since it is smaller than the sum of its proper divisors (3004612776).

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

1897650096 is a wasteful number, since it uses less digits than its factorization.

1897650096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39534388 (or 39534382 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 51.

The square root of 1897650096 is about 43562.0258482087. The cubic root of 1897650096 is about 1238.0515044911.

The spelling of 1897650096 in words is "one billion, eight hundred ninety-seven million, six hundred fifty thousand, ninety-six".