242122502 has 8 divisors (see below), whose sum is σ = 364051800. Its totient is φ = 120771904.

The previous prime is 242122499. The next prime is 242122577. The reversal of 242122502 is 205221242.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143627 + ... + 145302.

It is an arithmetic number, because the mean of its divisors is an integer number (45506475).

Almost surely, 2^242122502 is an apocalyptic number.

242122502 is a deficient number, since it is larger than the sum of its proper divisors (121929298).

242122502 is a wasteful number, since it uses less digits than its factorization.

242122502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289350.

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 242122502 is about 15560.2860513552. The cubic root of 242122502 is about 623.2731012812.

Adding to 242122502 its reverse (205221242), we get a palindrome (447343744).

The spelling of 242122502 in words is "two hundred forty-two million, one hundred twenty-two thousand, five hundred two".