40244222 has 8 divisors (see below), whose sum is σ = 60585096. Its totient is φ = 20049192.

The previous prime is 40244209. The next prime is 40244249. The reversal of 40244222 is 22244204.

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 = 40244194 and 40244203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35768 + ... + 36875.

It is an arithmetic number, because the mean of its divisors is an integer number (7573137).

Almost surely, 2^40244222 is an apocalyptic number.

40244222 is a deficient number, since it is larger than the sum of its proper divisors (20340874).

40244222 is a wasteful number, since it uses less digits than its factorization.

40244222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72922.

The product of its (nonzero) digits is 1024, while the sum is 20.

The square root of 40244222 is about 6343.8333836884. The cubic root of 40244222 is about 342.6898004959.

Adding to 40244222 its reverse (22244204), we get a palindrome (62488426).

The spelling of 40244222 in words is "forty million, two hundred forty-four thousand, two hundred twenty-two".