243678082 has 8 divisors (see below), whose sum is σ = 366565500. Its totient is φ = 121489584.

The previous prime is 243678053. The next prime is 243678101. The reversal of 243678082 is 280876342.

It can be written as a sum of positive squares in 2 ways, for example, as 243328801 + 349281 = 15599^2 + 591^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 173857 + ... + 175252.

Almost surely, 2^243678082 is an apocalyptic number.

243678082 is a deficient number, since it is larger than the sum of its proper divisors (122887418).

243678082 is a wasteful number, since it uses less digits than its factorization.

243678082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349460.

The product of its (nonzero) digits is 129024, while the sum is 40.

The square root of 243678082 is about 15610.1916067677. The cubic root of 243678082 is about 624.6050471121.

The spelling of 243678082 in words is "two hundred forty-three million, six hundred seventy-eight thousand, eighty-two".