242478023 has 8 divisors (see below), whose sum is σ = 246879360. Its totient is φ = 238086520.

The previous prime is 242478007. The next prime is 242478031. The reversal of 242478023 is 320874242.

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 242478023 - 2⁴ = 242478007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242478043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62486 + ... + 66252.

It is an arithmetic number, because the mean of its divisors is an integer number (30859920).

Almost surely, 2^242478023 is an apocalyptic number.

242478023 is a deficient number, since it is larger than the sum of its proper divisors (4401337).

242478023 is a wasteful number, since it uses less digits than its factorization.

242478023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4917.

The product of its (nonzero) digits is 21504, while the sum is 32.

The square root of 242478023 is about 15571.7058474658. The cubic root of 242478023 is about 623.5780134739.

The spelling of 242478023 in words is "two hundred forty-two million, four hundred seventy-eight thousand, twenty-three".