53216422 has 8 divisors (see below), whose sum is σ = 91228176. Its totient is φ = 22807032.

The previous prime is 53216419. The next prime is 53216437. The reversal of 53216422 is 22461235.

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, 1900573 + ... + 1900600.

It is an arithmetic number, because the mean of its divisors is an integer number (11403522).

Almost surely, 2^53216422 is an apocalyptic number.

53216422 is a deficient number, since it is larger than the sum of its proper divisors (38011754).

53216422 is a wasteful number, since it uses less digits than its factorization.

53216422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3801182.

The product of its digits is 2880, while the sum is 25.

The square root of 53216422 is about 7294.9586702051. The cubic root of 53216422 is about 376.1391658913.

Adding to 53216422 its reverse (22461235), we get a palindrome (75677657).

The spelling of 53216422 in words is "fifty-three million, two hundred sixteen thousand, four hundred twenty-two".