40222226 has 8 divisors (see below), whose sum is σ = 65818224. Its totient is φ = 18282820.

The previous prime is 40222223. The next prime is 40222249. The reversal of 40222226 is 62222204.

40222226 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 = 40222198 and 40222207.

It is not an unprimeable number, because it can be changed into a prime (40222223) 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, 914120 + ... + 914163.

It is an arithmetic number, because the mean of its divisors is an integer number (8227278).

Almost surely, 2^40222226 is an apocalyptic number.

40222226 is a deficient number, since it is larger than the sum of its proper divisors (25595998).

40222226 is a wasteful number, since it uses less digits than its factorization.

40222226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1828296.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 40222226 is about 6342.0994946469. The cubic root of 40222226 is about 342.6273552703.

The spelling of 40222226 in words is "forty million, two hundred twenty-two thousand, two hundred twenty-six".