243200234 has 8 divisors (see below), whose sum is σ = 365055780. Its totient is φ = 121514976.

The previous prime is 243200219. The next prime is 243200261. The reversal of 243200234 is 432002342.

It can be written as a sum of positive squares in 2 ways, for example, as 187772209 + 55428025 = 13703^2 + 7445^2 .

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

It is a Curzon 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, 38939 + ... + 44750.

Almost surely, 2^243200234 is an apocalyptic number.

243200234 is a deficient number, since it is larger than the sum of its proper divisors (121855546).

243200234 is a wasteful number, since it uses less digits than its factorization.

243200234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85144.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 243200234 is about 15594.8784541592. The cubic root of 243200234 is about 624.1965004776.

Adding to 243200234 its reverse (432002342), we get a palindrome (675202576).

It can be divided in two parts, 2 and 43200234, that multiplied together give a palindrome (86400468).

The spelling of 243200234 in words is "two hundred forty-three million, two hundred thousand, two hundred thirty-four".