40222075 has 6 divisors (see below), whose sum is σ = 49875404. Its totient is φ = 32177640.

The previous prime is 40222073. The next prime is 40222111. The reversal of 40222075 is 57022204.

It is not a de Polignac number, because 40222075 - 2¹ = 40222073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40222073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 804417 + ... + 804466.

Almost surely, 2^40222075 is an apocalyptic number.

40222075 is a deficient number, since it is larger than the sum of its proper divisors (9653329).

40222075 is a wasteful number, since it uses less digits than its factorization.

40222075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1608893 (or 1608888 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 22.

The square root of 40222075 is about 6342.0875900605. The cubic root of 40222075 is about 342.6269265124.

Adding to 40222075 its reverse (57022204), we get a palindrome (97244279).

The spelling of 40222075 in words is "forty million, two hundred twenty-two thousand, seventy-five".