40530030222 has 48 divisors (see below), whose sum is σ = 89435060352. Its totient is φ = 12143672640.

The previous prime is 40530030173. The next prime is 40530030227. The reversal of 40530030222 is 22203003504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40530030227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 484023 + ... + 561549.

It is an arithmetic number, because the mean of its divisors is an integer number (1863230424).

Almost surely, 2^40530030222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40530030222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44717530176).

40530030222 is an abundant number, since it is smaller than the sum of its proper divisors (48905030130).

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

40530030222 is a wasteful number, since it uses less digits than its factorization.

40530030222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77721 (or 77632 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 21.

Adding to 40530030222 its reverse (22203003504), we get a palindrome (62733033726).

The spelling of 40530030222 in words is "forty billion, five hundred thirty million, thirty thousand, two hundred twenty-two".