196993296 has 70 divisors (see below), whose sum is σ = 572283870. Its totient is φ = 65660544.

The previous prime is 196993289. The next prime is 196993301. The reversal of 196993296 is 692399691.

196993296 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 116640000 + 80353296 = 10800^2 + 8964^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 3220 + ... + 20108.

Almost surely, 2^196993296 is an apocalyptic number.

196993296 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 196993296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (286141935).

196993296 is an abundant number, since it is smaller than the sum of its proper divisors (375290574).

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

196993296 is an equidigital number, since it uses as much as digits as its factorization.

196993296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16915 (or 16894 counting only the distinct ones).

The product of its digits is 1417176, while the sum is 54.

The square root of 196993296 is about 14035.4300254748. The cubic root of 196993296 is about 581.8581863000.

The spelling of 196993296 in words is "one hundred ninety-six million, nine hundred ninety-three thousand, two hundred ninety-six".