242469642 has 16 divisors (see below), whose sum is σ = 490389120. Its totient is φ = 79914912.

The previous prime is 242469629. The next prime is 242469649. The reversal of 242469642 is 246964242.

242469642 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 242469642.

It is not an unprimeable number, because it can be changed into a prime (242469649) 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, 226498 + ... + 227565.

It is an arithmetic number, because the mean of its divisors is an integer number (30649320).

Almost surely, 2^242469642 is an apocalyptic number.

242469642 is an abundant number, since it is smaller than the sum of its proper divisors (247919478).

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

242469642 is a wasteful number, since it uses less digits than its factorization.

242469642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454157.

The product of its digits is 165888, while the sum is 39.

The square root of 242469642 is about 15571.4367352534. The cubic root of 242469642 is about 623.5708289498.

The spelling of 242469642 in words is "two hundred forty-two million, four hundred sixty-nine thousand, six hundred forty-two".