4005532242 has 32 divisors (see below), whose sum is σ = 8969146560. Its totient is φ = 1324982880.

The previous prime is 4005532217. The next prime is 4005532303. The reversal of 4005532242 is 2422355004.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 276043 + ... + 290190.

It is an arithmetic number, because the mean of its divisors is an integer number (280285830).

Almost surely, 2^4005532242 is an apocalyptic number.

4005532242 is an abundant number, since it is smaller than the sum of its proper divisors (4963614318).

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

4005532242 is a wasteful number, since it uses less digits than its factorization.

4005532242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 566375 (or 566369 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 4005532242 is about 63289.2743045771. The cubic root of 4005532242 is about 1588.1325387392.

Adding to 4005532242 its reverse (2422355004), we get a palindrome (6427887246).

The spelling of 4005532242 in words is "four billion, five million, five hundred thirty-two thousand, two hundred forty-two".