243320152 has 16 divisors (see below), whose sum is σ = 456400440. Its totient is φ = 121613376.

The previous prime is 243320149. The next prime is 243320159. The reversal of 243320152 is 251023342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243320159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27508 + ... + 35260.

Almost surely, 2^243320152 is an apocalyptic number.

It is an amenable number.

243320152 is a deficient number, since it is larger than the sum of its proper divisors (213080288).

243320152 is a wasteful number, since it uses less digits than its factorization.

243320152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11682 (or 11678 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 243320152 is about 15598.7227682269. The cubic root of 243320152 is about 624.2990772656.

Adding to 243320152 its reverse (251023342), we get a palindrome (494343494).

The spelling of 243320152 in words is "two hundred forty-three million, three hundred twenty thousand, one hundred fifty-two".