196457448 has 64 divisors (see below), whose sum is σ = 537451200. Its totient is φ = 59348480.

The previous prime is 196457407. The next prime is 196457453. The reversal of 196457448 is 844754691.

It is a junction number, because it is equal to n+sod(n) for n = 196457397 and 196457406.

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 15 ways as a sum of consecutive naturals, for example, 101740 + ... + 103652.

It is an arithmetic number, because the mean of its divisors is an integer number (8397675).

Almost surely, 2^196457448 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 196457448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (268725600).

196457448 is an abundant number, since it is smaller than the sum of its proper divisors (340993752).

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

196457448 is a wasteful number, since it uses less digits than its factorization.

196457448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2322 (or 2318 counting only the distinct ones).

The product of its digits is 967680, while the sum is 48.

The square root of 196457448 is about 14016.3279071232. The cubic root of 196457448 is about 581.3301299635.

The spelling of 196457448 in words is "one hundred ninety-six million, four hundred fifty-seven thousand, four hundred forty-eight".