196442624 has 80 divisors (see below), whose sum is σ = 456667200. Its totient is φ = 82673664.

The previous prime is 196442611. The next prime is 196442641. The reversal of 196442624 is 426244691.

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 7 ways as a sum of consecutive naturals, for example, 210992 + ... + 211920.

It is an arithmetic number, because the mean of its divisors is an integer number (5708340).

Almost surely, 2^196442624 is an apocalyptic number.

196442624 is a gapful number since it is divisible by the number (14) 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 196442624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (228333600).

196442624 is an abundant number, since it is smaller than the sum of its proper divisors (260224576).

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

196442624 is an frugal number, since it uses more digits than its factorization.

196442624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1013 (or 997 counting only the distinct ones).

The product of its digits is 82944, while the sum is 38.

The square root of 196442624 is about 14015.7990853180. The cubic root of 196442624 is about 581.3155078749.

The spelling of 196442624 in words is "one hundred ninety-six million, four hundred forty-two thousand, six hundred twenty-four".