4040402442 has 32 divisors (see below), whose sum is σ = 8325863232. Its totient is φ = 1306191744.

The previous prime is 4040402437. The next prime is 4040402449. The reversal of 4040402442 is 2442040404.

It is not an unprimeable number, because it can be changed into a prime (4040402449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40413 + ... + 98559.

It is an arithmetic number, because the mean of its divisors is an integer number (260183226).

Almost surely, 2^4040402442 is an apocalyptic number.

4040402442 is an abundant number, since it is smaller than the sum of its proper divisors (4285460790).

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

4040402442 is a wasteful number, since it uses less digits than its factorization.

4040402442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58502.

The product of its (nonzero) digits is 4096, while the sum is 24.

The square root of 4040402442 is about 63564.1600432193. The cubic root of 4040402442 is about 1592.7277310286.

Adding to 4040402442 its reverse (2442040404), we get a palindrome (6482442846).

The spelling of 4040402442 in words is "four billion, forty million, four hundred two thousand, four hundred forty-two".