40221322 has 8 divisors (see below), whose sum is σ = 62278272. Its totient is φ = 19461900.

The previous prime is 40221301. The next prime is 40221343. The reversal of 40221322 is 22312204.

40221322 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (40221301) and next prime (40221343).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 40221296 and 40221305.

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 3 ways as a sum of consecutive naturals, for example, 324304 + ... + 324427.

It is an arithmetic number, because the mean of its divisors is an integer number (7784784).

Almost surely, 2^40221322 is an apocalyptic number.

40221322 is a deficient number, since it is larger than the sum of its proper divisors (22056950).

40221322 is a wasteful number, since it uses less digits than its factorization.

40221322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648764.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 40221322 is about 6342.0282244720. The cubic root of 40221322 is about 342.6247883856.

Adding to 40221322 its reverse (22312204), we get a palindrome (62533526).

The spelling of 40221322 in words is "forty million, two hundred twenty-one thousand, three hundred twenty-two".