40002232422 has 32 divisors (see below), whose sum is σ = 82062113760. Its totient is φ = 12995147520.

The previous prime is 40002232397. The next prime is 40002232469. The reversal of 40002232422 is 22423220004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 461463 + ... + 541250.

It is an arithmetic number, because the mean of its divisors is an integer number (2564441055).

Almost surely, 2^40002232422 is an apocalyptic number.

40002232422 is an abundant number, since it is smaller than the sum of its proper divisors (42059881338).

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

40002232422 is a wasteful number, since it uses less digits than its factorization.

40002232422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1002888.

The product of its (nonzero) digits is 1536, while the sum is 21.

Adding to 40002232422 its reverse (22423220004), we get a palindrome (62425452426).

The spelling of 40002232422 in words is "forty billion, two million, two hundred thirty-two thousand, four hundred twenty-two".