243441572 has 12 divisors (see below), whose sum is σ = 464752176. Its totient is φ = 110655240.

The previous prime is 243441553. The next prime is 243441587. The reversal of 243441572 is 275144342.

243441572 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

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, 2766338 + ... + 2766425.

It is an arithmetic number, because the mean of its divisors is an integer number (38729348).

Almost surely, 2^243441572 is an apocalyptic number.

243441572 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

243441572 is a deficient number, since it is larger than the sum of its proper divisors (221310604).

243441572 is a wasteful number, since it uses less digits than its factorization.

243441572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5532778 (or 5532776 counting only the distinct ones).

The product of its digits is 26880, while the sum is 32.

The square root of 243441572 is about 15602.6142681283. The cubic root of 243441572 is about 624.4029045182.

The spelling of 243441572 in words is "two hundred forty-three million, four hundred forty-one thousand, five hundred seventy-two".