243212364 has 36 divisors (see below), whose sum is σ = 615311424. Its totient is φ = 81001632.

The previous prime is 243212341. The next prime is 243212377. The reversal of 243212364 is 463212342.

243212364 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56869 + ... + 60995.

It is an arithmetic number, because the mean of its divisors is an integer number (17091984).

Almost surely, 2^243212364 is an apocalyptic number.

It is an amenable number.

243212364 is an abundant number, since it is smaller than the sum of its proper divisors (372099060).

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

243212364 is a wasteful number, since it uses less digits than its factorization.

243212364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5774 (or 5769 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

The square root of 243212364 is about 15595.2673590420. The cubic root of 243212364 is about 624.2068779041.

The spelling of 243212364 in words is "two hundred forty-three million, two hundred twelve thousand, three hundred sixty-four".