196972896 has 24 divisors (see below), whose sum is σ = 517054104. Its totient is φ = 65657600.

The previous prime is 196972891. The next prime is 196972933. The reversal of 196972896 is 698279691.

196972896 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196972891) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1025805 + ... + 1025996.

It is an arithmetic number, because the mean of its divisors is an integer number (21543921).

Almost surely, 2^196972896 is an apocalyptic number.

196972896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

196972896 is an abundant number, since it is smaller than the sum of its proper divisors (320081208).

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

196972896 is a wasteful number, since it uses less digits than its factorization.

196972896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2051814 (or 2051806 counting only the distinct ones).

The product of its digits is 2939328, while the sum is 57.

The square root of 196972896 is about 14034.7032743838. The cubic root of 196972896 is about 581.8381004781.

The spelling of 196972896 in words is "one hundred ninety-six million, nine hundred seventy-two thousand, eight hundred ninety-six".