40004242222 has 16 divisors (see below), whose sum is σ = 68582273760. Its totient is φ = 17143782048.

The previous prime is 40004242211. The next prime is 40004242231. The reversal of 40004242222 is 22224240004.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 40004242193 and 40004242202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 253804 + ... + 380032.

It is an arithmetic number, because the mean of its divisors is an integer number (4286392110).

Almost surely, 2^40004242222 is an apocalyptic number.

40004242222 is a deficient number, since it is larger than the sum of its proper divisors (28578031538).

40004242222 is a wasteful number, since it uses less digits than its factorization.

40004242222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148875.

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 40004242222 its reverse (22224240004), we get a palindrome (62228482226).

The spelling of 40004242222 in words is "forty billion, four million, two hundred forty-two thousand, two hundred twenty-two".