242022406 has 8 divisors (see below), whose sum is σ = 364633560. Its totient is φ = 120477888.

The previous prime is 242022397. The next prime is 242022409. The reversal of 242022406 is 604220242.

242022406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

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 3 ways as a sum of consecutive naturals, for example, 266091 + ... + 266998.

It is an arithmetic number, because the mean of its divisors is an integer number (45579195).

Almost surely, 2^242022406 is an apocalyptic number.

242022406 is a deficient number, since it is larger than the sum of its proper divisors (122611154).

242022406 is a wasteful number, since it uses less digits than its factorization.

242022406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533318.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 242022406 is about 15557.0693255510. The cubic root of 242022406 is about 623.1872002147.

Adding to 242022406 its reverse (604220242), we get a palindrome (846242648).

The spelling of 242022406 in words is "two hundred forty-two million, twenty-two thousand, four hundred six".