40055222 has 8 divisors (see below), whose sum is σ = 60388416. Its totient is φ = 19925752.

The previous prime is 40055207. The next prime is 40055243. The reversal of 40055222 is 22255004.

40055222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 = 40055194 and 40055203.

It is a congruent number.

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, 50438 + ... + 51225.

It is an arithmetic number, because the mean of its divisors is an integer number (7548552).

Almost surely, 2^40055222 is an apocalyptic number.

40055222 is a deficient number, since it is larger than the sum of its proper divisors (20333194).

40055222 is a wasteful number, since it uses less digits than its factorization.

40055222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101862.

The product of its (nonzero) digits is 800, while the sum is 20.

The square root of 40055222 is about 6328.9194970390. The cubic root of 40055222 is about 342.1524974532.

The spelling of 40055222 in words is "forty million, fifty-five thousand, two hundred twenty-two".