196455936 has 80 divisors (see below), whose sum is σ = 530323200. Its totient is φ = 64616448.

The previous prime is 196455871. The next prime is 196455967. The reversal of 196455936 is 639554691.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120535 + ... + 122153.

It is an arithmetic number, because the mean of its divisors is an integer number (6629040).

Almost surely, 2^196455936 is an apocalyptic number.

196455936 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 196455936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (265161600).

196455936 is an abundant number, since it is smaller than the sum of its proper divisors (333867264).

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

196455936 is an equidigital number, since it uses as much as digits as its factorization.

196455936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1719 (or 1703 counting only the distinct ones).

The product of its digits is 874800, while the sum is 48.

The square root of 196455936 is about 14016.2739699251. The cubic root of 196455936 is about 581.3286385915.

The spelling of 196455936 in words is "one hundred ninety-six million, four hundred fifty-five thousand, nine hundred thirty-six".