243327842 has 16 divisors (see below), whose sum is σ = 367282080. Its totient is φ = 120903552.

The previous prime is 243327839. The next prime is 243327881. The reversal of 243327842 is 248723342.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 368909 + ... + 369567.

It is an arithmetic number, because the mean of its divisors is an integer number (22955130).

Almost surely, 2^243327842 is an apocalyptic number.

243327842 is a deficient number, since it is larger than the sum of its proper divisors (123954238).

243327842 is a wasteful number, since it uses less digits than its factorization.

243327842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1537.

The product of its digits is 64512, while the sum is 35.

The square root of 243327842 is about 15598.9692608198. The cubic root of 243327842 is about 624.3056540730.

The spelling of 243327842 in words is "two hundred forty-three million, three hundred twenty-seven thousand, eight hundred forty-two".