2042442442 has 8 divisors (see below), whose sum is σ = 3078184032. Its totient is φ = 1016381100.

The previous prime is 2042442403. The next prime is 2042442461. The reversal of 2042442442 is 2442442402.

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

It is a super-2 number, since 2×2042442442² = 8343142257765846728, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2042442442.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2419534 + ... + 2420377.

It is an arithmetic number, because the mean of its divisors is an integer number (384773004).

Almost surely, 2^2042442442 is an apocalyptic number.

2042442442 is a deficient number, since it is larger than the sum of its proper divisors (1035741590).

2042442442 is a wasteful number, since it uses less digits than its factorization.

2042442442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4840124.

The product of its (nonzero) digits is 16384, while the sum is 28.

The square root of 2042442442 is about 45193.3893617197. The cubic root of 2042442442 is about 1268.7710934654.

Adding to 2042442442 its reverse (2442442402), we get a palindrome (4484884844).

The spelling of 2042442442 in words is "two billion, forty-two million, four hundred forty-two thousand, four hundred forty-two".