243308604 has 96 divisors (see below), whose sum is σ = 745113600. Its totient is φ = 59866560.

The previous prime is 243308603. The next prime is 243308629. The reversal of 243308604 is 406803342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243308603) 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 31 ways as a sum of consecutive naturals, for example, 10627 + ... + 24485.

It is an arithmetic number, because the mean of its divisors is an integer number (7761600).

Almost surely, 2^243308604 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 243308604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (372556800).

243308604 is an abundant number, since it is smaller than the sum of its proper divisors (501804996).

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

243308604 is a wasteful number, since it uses less digits than its factorization.

243308604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13903 (or 13901 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 243308604 is about 15598.3526053234. The cubic root of 243308604 is about 624.2892006760.

The spelling of 243308604 in words is "two hundred forty-three million, three hundred eight thousand, six hundred four".