243052036 has 6 divisors (see below), whose sum is σ = 425341070. Its totient is φ = 121526016.

The previous prime is 243052031. The next prime is 243052057. The reversal of 243052036 is 630250342.

It is a happy number.

243052036 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 146894400 + 96157636 = 12120^2 + 9806^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 243052036.

It is not an unprimeable number, because it can be changed into a prime (243052031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30381501 + ... + 30381508.

Almost surely, 2^243052036 is an apocalyptic number.

It is an amenable number.

243052036 is a deficient number, since it is larger than the sum of its proper divisors (182289034).

243052036 is a wasteful number, since it uses less digits than its factorization.

243052036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60763013 (or 60763011 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 243052036 is about 15590.1262342548. The cubic root of 243052036 is about 624.0696866343.

The spelling of 243052036 in words is "two hundred forty-three million, fifty-two thousand, thirty-six".