4122040242 has 16 divisors (see below), whose sum is σ = 8264242080. Its totient is φ = 1370653152.

The previous prime is 4122040231. The next prime is 4122040249. The reversal of 4122040242 is 2420402214.

It is not an unprimeable number, because it can be changed into a prime (4122040249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 837408 + ... + 842315.

It is an arithmetic number, because the mean of its divisors is an integer number (516515130).

Almost surely, 2^4122040242 is an apocalyptic number.

4122040242 is an abundant number, since it is smaller than the sum of its proper divisors (4142201838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4122040242 is a wasteful number, since it uses less digits than its factorization.

4122040242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1680137.

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 4122040242 is about 64203.1170738618. The cubic root of 4122040242 is about 1603.3834964368.

Adding to 4122040242 its reverse (2420402214), we get a palindrome (6542442456).

The spelling of 4122040242 in words is "four billion, one hundred twenty-two million, forty thousand, two hundred forty-two".