40646422 has 8 divisors (see below), whose sum is σ = 64556136. Its totient is φ = 19127712.

The previous prime is 40646401. The next prime is 40646443. The reversal of 40646422 is 22464604.

40646422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (40646401) and next prime (40646443).

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 597708 + ... + 597775.

It is an arithmetic number, because the mean of its divisors is an integer number (8069517).

Almost surely, 2^40646422 is an apocalyptic number.

40646422 is a deficient number, since it is larger than the sum of its proper divisors (23909714).

40646422 is a wasteful number, since it uses less digits than its factorization.

40646422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1195502.

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 40646422 is about 6375.4546504544. The cubic root of 40646422 is about 343.8276302027.

The spelling of 40646422 in words is "forty million, six hundred forty-six thousand, four hundred twenty-two".