52143422 has 8 divisors (see below), whose sum is σ = 79157736. Its totient is φ = 25757512.

The previous prime is 52143401. The next prime is 52143449. The reversal of 52143422 is 22434125.

It is a happy number.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156893 + ... + 157224.

It is an arithmetic number, because the mean of its divisors is an integer number (9894717).

Almost surely, 2^52143422 is an apocalyptic number.

52143422 is a deficient number, since it is larger than the sum of its proper divisors (27014314).

52143422 is a wasteful number, since it uses less digits than its factorization.

52143422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314202.

The product of its digits is 1920, while the sum is 23.

The square root of 52143422 is about 7221.0402297730. The cubic root of 52143422 is about 373.5939572240.

Adding to 52143422 its reverse (22434125), we get a palindrome (74577547).

The spelling of 52143422 in words is "fifty-two million, one hundred forty-three thousand, four hundred twenty-two".