40513322 has 16 divisors (see below), whose sum is σ = 61880544. Its totient is φ = 19890000.

The previous prime is 40513279. The next prime is 40513331. The reversal of 40513322 is 22331504.

It is a happy number.

40513322 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 = 40513294 and 40513303.

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 7 ways as a sum of consecutive naturals, for example, 25697 + ... + 27227.

It is an arithmetic number, because the mean of its divisors is an integer number (3867534).

Almost surely, 2^40513322 is an apocalyptic number.

40513322 is a deficient number, since it is larger than the sum of its proper divisors (21367222).

40513322 is a wasteful number, since it uses less digits than its factorization.

40513322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1765.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 40513322 is about 6365.0076197912. The cubic root of 40513322 is about 343.4519226706.

Adding to 40513322 its reverse (22331504), we get a palindrome (62844826).

The spelling of 40513322 in words is "forty million, five hundred thirteen thousand, three hundred twenty-two".