242442842 has 16 divisors (see below), whose sum is σ = 379866240. Its totient is φ = 115902192.

The previous prime is 242442821. The next prime is 242442877. The reversal of 242442842 is 248244242.

It is a junction number, because it is equal to n+sod(n) for n = 242442799 and 242442808.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14318 + ... + 26265.

It is an arithmetic number, because the mean of its divisors is an integer number (23741640).

Almost surely, 2^242442842 is an apocalyptic number.

242442842 is a deficient number, since it is larger than the sum of its proper divisors (137423398).

242442842 is a wasteful number, since it uses less digits than its factorization.

242442842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40717.

The product of its digits is 32768, while the sum is 32.

The square root of 242442842 is about 15570.5761614656. The cubic root of 242442842 is about 623.5478538208.

The spelling of 242442842 in words is "two hundred forty-two million, four hundred forty-two thousand, eight hundred forty-two".