242043423 has 16 divisors (see below), whose sum is σ = 325547520. Its totient is φ = 159957504.

The previous prime is 242043409. The next prime is 242043437. The reversal of 242043423 is 324340242.

It is an interprime number because it is at equal distance from previous prime (242043409) and next prime (242043437).

It is not a de Polignac number, because 242043423 - 2⁴ = 242043407 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 242043393 and 242043402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242043493) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 218890 + ... + 219992.

It is an arithmetic number, because the mean of its divisors is an integer number (20346720).

Almost surely, 2^242043423 is an apocalyptic number.

242043423 is a deficient number, since it is larger than the sum of its proper divisors (83504097).

242043423 is a wasteful number, since it uses less digits than its factorization.

242043423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1678.

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 242043423 is about 15557.7447915821. The cubic root of 242043423 is about 623.2052386909.

Adding to 242043423 its reverse (324340242), we get a palindrome (566383665).

The spelling of 242043423 in words is "two hundred forty-two million, forty-three thousand, four hundred twenty-three".