40108222 has 32 divisors (see below), whose sum is σ = 77045760. Its totient is φ = 15202080.

The previous prime is 40108199. The next prime is 40108261. The reversal of 40108222 is 22280104.

It is a self number, because there is not a number n which added to its sum of digits gives 40108222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2179 + ... + 9217.

It is an arithmetic number, because the mean of its divisors is an integer number (2407680).

Almost surely, 2^40108222 is an apocalyptic number.

40108222 is a deficient number, since it is larger than the sum of its proper divisors (36937538).

40108222 is a wasteful number, since it uses less digits than its factorization.

40108222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7096.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 40108222 is about 6333.1052415067. The cubic root of 40108222 is about 342.3033399581.

Adding to 40108222 its reverse (22280104), we get a palindrome (62388326).

It can be divided in two parts, 401082 and 22, that added together give a palindrome (401104).

The spelling of 40108222 in words is "forty million, one hundred eight thousand, two hundred twenty-two".