195455936 has 84 divisors (see below), whose sum is σ = 445111632. Its totient is φ = 84824064.

The previous prime is 195455933. The next prime is 195455947. The reversal of 195455936 is 639554591.

195455936 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195455933) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 183341 + ... + 184403.

It is an arithmetic number, because the mean of its divisors is an integer number (5298948).

Almost surely, 2^195455936 is an apocalyptic number.

195455936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 195455936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (222555816).

195455936 is an abundant number, since it is smaller than the sum of its proper divisors (249655696).

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

195455936 is a wasteful number, since it uses less digits than its factorization.

195455936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1118 (or 1095 counting only the distinct ones).

The product of its digits is 729000, while the sum is 47.

The square root of 195455936 is about 13980.5556398879. Note that the first 3 decimals coincide. The cubic root of 195455936 is about 580.3406005799.

The spelling of 195455936 in words is "one hundred ninety-five million, four hundred fifty-five thousand, nine hundred thirty-six".