243133396 has 24 divisors (see below), whose sum is σ = 464605344. Its totient is φ = 110410080.

The previous prime is 243133393. The next prime is 243133417. The reversal of 243133396 is 693331342.

It is a super-2 number, since 2×243133396² = 118227696500985632, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243133393) 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 7 ways as a sum of consecutive naturals, for example, 62031 + ... + 65833.

It is an arithmetic number, because the mean of its divisors is an integer number (19358556).

Almost surely, 2^243133396 is an apocalyptic number.

It is an amenable number.

243133396 is a deficient number, since it is larger than the sum of its proper divisors (221471948).

243133396 is a wasteful number, since it uses less digits than its factorization.

243133396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5271 (or 5269 counting only the distinct ones).

The product of its digits is 34992, while the sum is 34.

The square root of 243133396 is about 15592.7353597757. The cubic root of 243133396 is about 624.1393132133.

The spelling of 243133396 in words is "two hundred forty-three million, one hundred thirty-three thousand, three hundred ninety-six".