3420020242 has 16 divisors (see below), whose sum is σ = 5180565600. Its totient is φ = 1693181248.

The previous prime is 3420020183. The next prime is 3420020267. The reversal of 3420020242 is 2420200243.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 842634 + ... + 846682.

It is an arithmetic number, because the mean of its divisors is an integer number (323785350).

Almost surely, 2^3420020242 is an apocalyptic number.

3420020242 is a deficient number, since it is larger than the sum of its proper divisors (1760545358).

3420020242 is a wasteful number, since it uses less digits than its factorization.

3420020242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8105.

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 3420020242 is about 58480.9391340461. The cubic root of 3420020242 is about 1506.6402270293.

Adding to 3420020242 its reverse (2420200243), we get a palindrome (5840220485).

The spelling of 3420020242 in words is "three billion, four hundred twenty million, twenty thousand, two hundred forty-two".