243550606 has 8 divisors (see below), whose sum is σ = 393427944. Its totient is φ = 112407960.

The previous prime is 243550603. The next prime is 243550639. The reversal of 243550606 is 606055342.

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

It is a super-3 number, since 3×243550606³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243550603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4683640 + ... + 4683691.

It is an arithmetic number, because the mean of its divisors is an integer number (49178493).

Almost surely, 2^243550606 is an apocalyptic number.

243550606 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

243550606 is a deficient number, since it is larger than the sum of its proper divisors (149877338).

243550606 is a wasteful number, since it uses less digits than its factorization.

243550606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9367346.

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 243550606 is about 15606.1079709196. The cubic root of 243550606 is about 624.4961109825.

The spelling of 243550606 in words is "two hundred forty-three million, five hundred fifty thousand, six hundred six".