40232322 has 64 divisors (see below), whose sum is σ = 97090560. Its totient is φ = 12275712.

The previous prime is 40232317. The next prime is 40232333. The reversal of 40232322 is 22323204.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 40232295 and 40232304.

It is a congruent number.

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, 156418 + ... + 156674.

It is an arithmetic number, because the mean of its divisors is an integer number (1517040).

Almost surely, 2^40232322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40232322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48545280).

40232322 is an abundant number, since it is smaller than the sum of its proper divisors (56858238).

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

40232322 is a wasteful number, since it uses less digits than its factorization.

40232322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504 (or 498 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 40232322 is about 6342.8953956375. The cubic root of 40232322 is about 342.6560199891.

Adding to 40232322 its reverse (22323204), we get a palindrome (62555526).

The spelling of 40232322 in words is "forty million, two hundred thirty-two thousand, three hundred twenty-two".