4020330242 has 8 divisors (see below), whose sum is σ = 6031653132. Its totient is φ = 2009779200.

The previous prime is 4020330239. The next prime is 4020330271. The reversal of 4020330242 is 2420330204.

It can be written as a sum of positive squares in 2 ways, for example, as 3944970481 + 75359761 = 62809^2 + 8681^2 .

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

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 3 ways as a sum of consecutive naturals, for example, 179759 + ... + 200882.

Almost surely, 2^4020330242 is an apocalyptic number.

4020330242 is a deficient number, since it is larger than the sum of its proper divisors (2011322890).

4020330242 is a wasteful number, since it uses less digits than its factorization.

4020330242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385924.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 4020330242 is about 63406.0741727478. The cubic root of 4020330242 is about 1590.0858624834.

Adding to 4020330242 its reverse (2420330204), we get a palindrome (6440660446).

The spelling of 4020330242 in words is "four billion, twenty million, three hundred thirty thousand, two hundred forty-two".