243626196 has 48 divisors (see below), whose sum is σ = 621835200. Its totient is φ = 73624320.

The previous prime is 243626171. The next prime is 243626203. The reversal of 243626196 is 691626342.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 50080 + ... + 54728.

It is an arithmetic number, because the mean of its divisors is an integer number (12954900).

Almost surely, 2^243626196 is an apocalyptic number.

It is an amenable number.

243626196 is an abundant number, since it is smaller than the sum of its proper divisors (378209004).

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

243626196 is a wasteful number, since it uses less digits than its factorization.

243626196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5064 (or 5062 counting only the distinct ones).

The product of its digits is 93312, while the sum is 39.

The square root of 243626196 is about 15608.5295912203. The cubic root of 243626196 is about 624.5607119005.

The spelling of 243626196 in words is "two hundred forty-three million, six hundred twenty-six thousand, one hundred ninety-six".