196471872 has 112 divisors (see below), whose sum is σ = 586557120. Its totient is φ = 64475136.

The previous prime is 196471867. The next prime is 196471879. The reversal of 196471872 is 278174691.

It is a happy number.

196471872 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (196471879) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114928 + ... + 116624.

Almost surely, 2^196471872 is an apocalyptic number.

196471872 is a gapful number since it is divisible by the number (12) 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 196471872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (293278560).

196471872 is an abundant number, since it is smaller than the sum of its proper divisors (390085248).

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

196471872 is a wasteful number, since it uses less digits than its factorization.

196471872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1785 (or 1769 counting only the distinct ones).

The product of its digits is 169344, while the sum is 45.

The square root of 196471872 is about 14016.8424404357. The cubic root of 196471872 is about 581.3443567942.

The spelling of 196471872 in words is "one hundred ninety-six million, four hundred seventy-one thousand, eight hundred seventy-two".