40422112 has 12 divisors (see below), whose sum is σ = 79581096. Its totient is φ = 20211040.

The previous prime is 40422091. The next prime is 40422121. The reversal of 40422112 is 21122404.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 631564 + ... + 631627.

It is an arithmetic number, because the mean of its divisors is an integer number (6631758).

Almost surely, 2^40422112 is an apocalyptic number.

It is an amenable number.

40422112 is a deficient number, since it is larger than the sum of its proper divisors (39158984).

40422112 is a wasteful number, since it uses less digits than its factorization.

40422112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1263201 (or 1263193 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 40422112 is about 6357.8386264516. The cubic root of 40422112 is about 343.1939845683.

Adding to 40422112 its reverse (21122404), we get a palindrome (61544516).

The spelling of 40422112 in words is "forty million, four hundred twenty-two thousand, one hundred twelve".