196642224 has 30 divisors (see below), whose sum is σ = 550325516. Its totient is φ = 65547360.

The previous prime is 196642211. The next prime is 196642241. The reversal of 196642224 is 422246691.

196642224 is a `hidden beast` number, since 1 + 9 + 6 + 642 + 2 + 2 + 4 = 666.

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

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

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 682642 + ... + 682929.

Almost surely, 2^196642224 is an apocalyptic number.

It is an amenable number.

196642224 is an abundant number, since it is smaller than the sum of its proper divisors (353683292).

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

196642224 is a wasteful number, since it uses less digits than its factorization.

196642224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1365585 (or 1365576 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 196642224 is about 14022.9178133511. The cubic root of 196642224 is about 581.5123275139.

The spelling of 196642224 in words is "one hundred ninety-six million, six hundred forty-two thousand, two hundred twenty-four".