196634016 has 72 divisors (see below), whose sum is σ = 560589120. Its totient is φ = 65379456.

The previous prime is 196633999. The next prime is 196634017. The reversal of 196634016 is 610436691.

196634016 is a `hidden beast` number, since 1 + 9 + 6 + 634 + 0 + 16 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (196634017) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 177721 + ... + 178823.

It is an arithmetic number, because the mean of its divisors is an integer number (7785960).

Almost surely, 2^196634016 is an apocalyptic number.

196634016 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 196634016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (280294560).

196634016 is an abundant number, since it is smaller than the sum of its proper divisors (363955104).

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

196634016 is a wasteful number, since it uses less digits than its factorization.

196634016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1738 (or 1727 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 196634016 is about 14022.6251465266. The cubic root of 196634016 is about 581.5042364751.

The spelling of 196634016 in words is "one hundred ninety-six million, six hundred thirty-four thousand, sixteen".