40222256 has 20 divisors (see below), whose sum is σ = 80038032. Its totient is φ = 19567296.

The previous prime is 40222253. The next prime is 40222319. The reversal of 40222256 is 65222204.

40222256 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (40222253) by changing a digit.

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, 33380 + ... + 34563.

Almost surely, 2^40222256 is an apocalyptic number.

It is an amenable number.

40222256 is a deficient number, since it is larger than the sum of its proper divisors (39815776).

40222256 is a wasteful number, since it uses less digits than its factorization.

40222256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67988 (or 67982 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 40222256 is about 6342.1018597938. The cubic root of 40222256 is about 342.6274404539.

The spelling of 40222256 in words is "forty million, two hundred twenty-two thousand, two hundred fifty-six".