243322276 has 12 divisors (see below), whose sum is σ = 427582540. Its totient is φ = 121155840.

The previous prime is 243322273. The next prime is 243322283. The reversal of 243322276 is 672223342.

It can be written as a sum of positive squares in 2 ways, for example, as 93896100 + 149426176 = 9690^2 + 12224^2 .

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (243322273) 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, 125241 + ... + 127168.

Almost surely, 2^243322276 is an apocalyptic number.

It is an amenable number.

243322276 is a deficient number, since it is larger than the sum of its proper divisors (184260264).

243322276 is a wasteful number, since it uses less digits than its factorization.

243322276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252654 (or 252652 counting only the distinct ones).

The product of its digits is 24192, while the sum is 31.

The square root of 243322276 is about 15598.7908505756. The cubic root of 243322276 is about 624.3008938124.

The spelling of 243322276 in words is "two hundred forty-three million, three hundred twenty-two thousand, two hundred seventy-six".