242444402 has 16 divisors (see below), whose sum is σ = 367143840. Its totient is φ = 120068832.

The previous prime is 242444401. The next prime is 242444417. The reversal of 242444402 is 204444242.

It is a super-2 number, since 2×242444402² = 117558576122275208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (242444401) 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, 100118 + ... + 102510.

It is an arithmetic number, because the mean of its divisors is an integer number (22946490).

Almost surely, 2^242444402 is an apocalyptic number.

242444402 is a deficient number, since it is larger than the sum of its proper divisors (124699438).

242444402 is a wasteful number, since it uses less digits than its factorization.

242444402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2857.

The product of its (nonzero) digits is 8192, while the sum is 26.

The square root of 242444402 is about 15570.6262558704. The cubic root of 242444402 is about 623.5491912254.

Adding to 242444402 its reverse (204444242), we get a palindrome (446888644).

The spelling of 242444402 in words is "two hundred forty-two million, four hundred forty-four thousand, four hundred two".