196040430 has 96 divisors (see below), whose sum is σ = 554433984. Its totient is φ = 47858688.

The previous prime is 196040407. The next prime is 196040437. The reversal of 196040430 is 34040691.

196040430 is a `hidden beast` number, since 19 + 604 + 0 + 43 + 0 = 666.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 196040394 and 196040403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196040437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 54879 + ... + 58341.

It is an arithmetic number, because the mean of its divisors is an integer number (5775354).

Almost surely, 2^196040430 is an apocalyptic number.

196040430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 196040430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (277216992).

196040430 is an abundant number, since it is smaller than the sum of its proper divisors (358393554).

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

196040430 is a wasteful number, since it uses less digits than its factorization.

196040430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3530 (or 3527 counting only the distinct ones).

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

The square root of 196040430 is about 14001.4438541173. The cubic root of 196040430 is about 580.9185109518.

The spelling of 196040430 in words is "one hundred ninety-six million, forty thousand, four hundred thirty".