52643422 has 16 divisors (see below), whose sum is σ = 85885632. Its totient is φ = 24055200.

The previous prime is 52643369. The next prime is 52643449. The reversal of 52643422 is 22434625.

52643422 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 7 ways as a sum of consecutive naturals, for example, 7398 + ... + 12649.

It is an arithmetic number, because the mean of its divisors is an integer number (5367852).

Almost surely, 2^52643422 is an apocalyptic number.

52643422 is a deficient number, since it is larger than the sum of its proper divisors (33242210).

52643422 is a wasteful number, since it uses less digits than its factorization.

52643422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20163.

The product of its digits is 11520, while the sum is 28.

The square root of 52643422 is about 7255.5786812631. The cubic root of 52643422 is about 374.7842836380.

The spelling of 52643422 in words is "fifty-two million, six hundred forty-three thousand, four hundred twenty-two".