242022439 has 8 divisors (see below), whose sum is σ = 251561520. Its totient is φ = 232641216.

The previous prime is 242022427. The next prime is 242022461. The reversal of 242022439 is 934220242.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 242022439 - 2⁷ = 242022311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242022409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36334 + ... + 42475.

It is an arithmetic number, because the mean of its divisors is an integer number (31445190).

Almost surely, 2^242022439 is an apocalyptic number.

242022439 is a deficient number, since it is larger than the sum of its proper divisors (9539081).

242022439 is an equidigital number, since it uses as much as digits as its factorization.

242022439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78929.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 242022439 is about 15557.0703861620. The cubic root of 242022439 is about 623.1872285387.

The spelling of 242022439 in words is "two hundred forty-two million, twenty-two thousand, four hundred thirty-nine".