2040321242 has 8 divisors (see below), whose sum is σ = 3061061076. Its totient is φ = 1019967552.

The previous prime is 2040321223. The next prime is 2040321247. The reversal of 2040321242 is 2421230402.

It can be written as a sum of positive squares in 2 ways, for example, as 1734805801 + 305515441 = 41651^2 + 17479^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2040321247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82943 + ... + 104690.

Almost surely, 2^2040321242 is an apocalyptic number.

2040321242 is a deficient number, since it is larger than the sum of its proper divisors (1020739834).

2040321242 is a wasteful number, since it uses less digits than its factorization.

2040321242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193072.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 2040321242 is about 45169.9152312687. The cubic root of 2040321242 is about 1268.3317094833.

Adding to 2040321242 its reverse (2421230402), we get a palindrome (4461551644).

The spelling of 2040321242 in words is "two billion, forty million, three hundred twenty-one thousand, two hundred forty-two".