40222042 has 24 divisors (see below), whose sum is σ = 70500564. Its totient is φ = 17160192.

The previous prime is 40222033. The next prime is 40222057. The reversal of 40222042 is 24022204.

It can be written as a sum of positive squares in 2 ways, for example, as 39075001 + 1147041 = 6251^2 + 1071^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24388 + ... + 25984.

Almost surely, 2^40222042 is an apocalyptic number.

40222042 is a deficient number, since it is larger than the sum of its proper divisors (30278522).

40222042 is a wasteful number, since it uses less digits than its factorization.

40222042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1870 (or 1863 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 40222042 is about 6342.0849883930. The cubic root of 40222042 is about 342.6268328102.

Adding to 40222042 its reverse (24022204), we get a palindrome (64244246).

It can be divided in two parts, 4022204 and 2, that multiplied together give a palindrome (8044408).

The spelling of 40222042 in words is "forty million, two hundred twenty-two thousand, forty-two".