40422115 has 8 divisors (see below), whose sum is σ = 49538880. Its totient is φ = 31649472.

The previous prime is 40422091. The next prime is 40422121. The reversal of 40422115 is 51122404.

40422115 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 cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40422115 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40422092 and 40422101.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 85770 + ... + 86239.

It is an arithmetic number, because the mean of its divisors is an integer number (6192360).

Almost surely, 2^40422115 is an apocalyptic number.

40422115 is a deficient number, since it is larger than the sum of its proper divisors (9116765).

40422115 is a wasteful number, since it uses less digits than its factorization.

40422115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172061.

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 40422115 is about 6357.8388623808. The cubic root of 40422115 is about 343.1939930585.

Adding to 40422115 its reverse (51122404), we get a palindrome (91544519).

The spelling of 40422115 in words is "forty million, four hundred twenty-two thousand, one hundred fifteen".