196613568 has 280 divisors, whose sum is σ = 650577312. Its totient is φ = 58392576.

The previous prime is 196613561. The next prime is 196613581. The reversal of 196613568 is 865316691.

196613568 is a `hidden beast` number, since 19 + 66 + 13 + 568 = 666.

It is a super-3 number, since 3×196613568³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196613561) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2026896 + ... + 2026992.

Almost surely, 2^196613568 is an apocalyptic number.

196613568 is a gapful number since it is divisible by the number (18) 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 196613568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (325288656).

196613568 is an abundant number, since it is smaller than the sum of its proper divisors (453963744).

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

196613568 is a wasteful number, since it uses less digits than its factorization.

196613568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161 (or 142 counting only the distinct ones).

The product of its digits is 233280, while the sum is 45.

The square root of 196613568 is about 14021.8960201536. The cubic root of 196613568 is about 581.4840788729.

The spelling of 196613568 in words is "one hundred ninety-six million, six hundred thirteen thousand, five hundred sixty-eight".