242042502 has 16 divisors (see below), whose sum is σ = 521322480. Its totient is φ = 74474592.

The previous prime is 242042477. The next prime is 242042509. The reversal of 242042502 is 205240242.

242042502 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242042509) 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, 1551477 + ... + 1551632.

It is an arithmetic number, because the mean of its divisors is an integer number (32582655).

Almost surely, 2^242042502 is an apocalyptic number.

242042502 is an abundant number, since it is smaller than the sum of its proper divisors (279279978).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

242042502 is a wasteful number, since it uses less digits than its factorization.

242042502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3103127.

The product of its (nonzero) digits is 1280, while the sum is 21.

The square root of 242042502 is about 15557.7151921482. The cubic root of 242042502 is about 623.2044482367.

Adding to 242042502 its reverse (205240242), we get a palindrome (447282744).

The spelling of 242042502 in words is "two hundred forty-two million, forty-two thousand, five hundred two".