40402004222 has 8 divisors (see below), whose sum is σ = 60605189400. Its totient is φ = 20200274424.

The previous prime is 40402004221. The next prime is 40402004243. The reversal of 40402004222 is 22240020404.

40402004222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 40402004194 and 40402004203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40402004221) 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, 291572 + ... + 407207.

It is an arithmetic number, because the mean of its divisors is an integer number (7575648675).

Almost surely, 2^40402004222 is an apocalyptic number.

40402004222 is a deficient number, since it is larger than the sum of its proper divisors (20203185178).

40402004222 is a wasteful number, since it uses less digits than its factorization.

40402004222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 727690.

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 40402004222 its reverse (22240020404), we get a palindrome (62642024626).

The spelling of 40402004222 in words is "forty billion, four hundred two million, four thousand, two hundred twenty-two".