243356372 has 12 divisors (see below), whose sum is σ = 486712800. Its totient is φ = 104295576.

The previous prime is 243356303. The next prime is 243356381. The reversal of 243356372 is 273653342.

243356372 is an admirable number.

It is a congruent 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, 4345622 + ... + 4345677.

It is an arithmetic number, because the mean of its divisors is an integer number (40559400).

Almost surely, 2^243356372 is an apocalyptic number.

It is an amenable number.

243356372 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

243356372 is a wasteful number, since it uses less digits than its factorization.

243356372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8691310 (or 8691308 counting only the distinct ones).

The product of its digits is 90720, while the sum is 35.

The square root of 243356372 is about 15599.8837175153. The cubic root of 243356372 is about 624.3300529033.

The spelling of 243356372 in words is "two hundred forty-three million, three hundred fifty-six thousand, three hundred seventy-two".