40322272 has 24 divisors (see below), whose sum is σ = 79709616. Its totient is φ = 20078592.

The previous prime is 40322263. The next prime is 40322273. The reversal of 40322272 is 27222304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40322273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5773 + ... + 10675.

It is an arithmetic number, because the mean of its divisors is an integer number (3321234).

Almost surely, 2^40322272 is an apocalyptic number.

It is an amenable number.

40322272 is a deficient number, since it is larger than the sum of its proper divisors (39387344).

40322272 is a wasteful number, since it uses less digits than its factorization.

40322272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5170 (or 5162 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 22.

The square root of 40322272 is about 6349.9820472187. The cubic root of 40322272 is about 342.9111959752.

Adding to 40322272 its reverse (27222304), we get a palindrome (67544576).

The spelling of 40322272 in words is "forty million, three hundred twenty-two thousand, two hundred seventy-two".