40731422 has 32 divisors (see below), whose sum is σ = 67184640. Its totient is φ = 18444160.

The previous prime is 40731419. The next prime is 40731433. The reversal of 40731422 is 22413704.

40731422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 113279 + ... + 113637.

It is an arithmetic number, because the mean of its divisors is an integer number (2099520).

Almost surely, 2^40731422 is an apocalyptic number.

40731422 is a deficient number, since it is larger than the sum of its proper divisors (26453218).

40731422 is a wasteful number, since it uses less digits than its factorization.

40731422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 40731422 is about 6382.1173602497. The cubic root of 40731422 is about 344.0671346798.

The spelling of 40731422 in words is "forty million, seven hundred thirty-one thousand, four hundred twenty-two".