195898850 has 48 divisors (see below), whose sum is σ = 417883968. Its totient is φ = 66930240.

The previous prime is 195898847. The next prime is 195898891. The reversal of 195898850 is 58898591.

It is a junction number, because it is equal to n+sod(n) for n = 195898792 and 195898801.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 120644 + ... + 122256.

It is an arithmetic number, because the mean of its divisors is an integer number (8705916).

Almost surely, 2^195898850 is an apocalyptic number.

195898850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

195898850 is an abundant number, since it is smaller than the sum of its proper divisors (221985118).

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

195898850 is a wasteful number, since it uses less digits than its factorization.

195898850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1979 (or 1974 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 53.

The square root of 195898850 is about 13996.3870338027. The cubic root of 195898850 is about 580.7786312169.

The spelling of 195898850 in words is "one hundred ninety-five million, eight hundred ninety-eight thousand, eight hundred fifty".