40423032222 has 16 divisors (see below), whose sum is σ = 81984742272. Its totient is φ = 13284564440.

The previous prime is 40423032179. The next prime is 40423032233. The reversal of 40423032222 is 22223032404.

It is a happy number.

40423032222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 40423032192 and 40423032201.

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, 47444448 + ... + 47445299.

It is an arithmetic number, because the mean of its divisors is an integer number (5124046392).

Almost surely, 2^40423032222 is an apocalyptic number.

40423032222 is an abundant number, since it is smaller than the sum of its proper divisors (41561710050).

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

40423032222 is a wasteful number, since it uses less digits than its factorization.

40423032222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94889823.

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 40423032222 its reverse (22223032404), we get a palindrome (62646064626).

The spelling of 40423032222 in words is "forty billion, four hundred twenty-three million, thirty-two thousand, two hundred twenty-two".