243328926 has 8 divisors (see below), whose sum is σ = 486657864. Its totient is φ = 81109640.

The previous prime is 243328919. The next prime is 243328933. The reversal of 243328926 is 629823342.

It is an interprime number because it is at equal distance from previous prime (243328919) and next prime (243328933).

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

243328926 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20277405 + ... + 20277416.

It is an arithmetic number, because the mean of its divisors is an integer number (60832233).

Almost surely, 2^243328926 is an apocalyptic number.

243328926 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

243328926 is a wasteful number, since it uses less digits than its factorization.

243328926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40554826.

The product of its digits is 124416, while the sum is 39.

The square root of 243328926 is about 15599.0040066666. The cubic root of 243328926 is about 624.3065811436.

The spelling of 243328926 in words is "two hundred forty-three million, three hundred twenty-eight thousand, nine hundred twenty-six".