196402320 has 120 divisors (see below), whose sum is σ = 684081216. Its totient is φ = 52368768.

The previous prime is 196402307. The next prime is 196402321. The reversal of 196402320 is 23204691.

196402320 is a `hidden beast` number, since 19 + 640 + 2 + 3 + 2 + 0 = 666.

196402320 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 (120).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (196402321) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14389 + ... + 24491.

Almost surely, 2^196402320 is an apocalyptic number.

196402320 is a gapful number since it is divisible by the number (10) 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 196402320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (342040608).

196402320 is an abundant number, since it is smaller than the sum of its proper divisors (487678896).

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

196402320 is a wasteful number, since it uses less digits than its factorization.

196402320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10131 (or 10113 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 196402320 is about 14014.3612055634. The cubic root of 196402320 is about 581.2757491195.

The spelling of 196402320 in words is "one hundred ninety-six million, four hundred two thousand, three hundred twenty".