40303232322 has 64 divisors (see below), whose sum is σ = 82396790784. Its totient is φ = 13140429120.

The previous prime is 40303232287. The next prime is 40303232351. The reversal of 40303232322 is 22323230304.

It is a happy number.

It is a super-2 number, since 2×40303232322² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40303232292 and 40303232301.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16269748 + ... + 16272224.

It is an arithmetic number, because the mean of its divisors is an integer number (1287449856).

Almost surely, 2^40303232322 is an apocalyptic number.

40303232322 is an abundant number, since it is smaller than the sum of its proper divisors (42093558462).

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

40303232322 is a wasteful number, since it uses less digits than its factorization.

40303232322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2903.

The product of its (nonzero) digits is 5184, while the sum is 24.

Adding to 40303232322 its reverse (22323230304), we get a palindrome (62626462626).

The spelling of 40303232322 in words is "forty billion, three hundred three million, two hundred thirty-two thousand, three hundred twenty-two".