53321422 has 32 divisors (see below), whose sum is σ = 100422144. Its totient is φ = 20628000.

The previous prime is 53321407. The next prime is 53321431. The reversal of 53321422 is 22412335.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 53321393 and 53321402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22108 + ... + 24400.

It is an arithmetic number, because the mean of its divisors is an integer number (3138192).

Almost surely, 2^53321422 is an apocalyptic number.

53321422 is a deficient number, since it is larger than the sum of its proper divisors (47100722).

53321422 is a wasteful number, since it uses less digits than its factorization.

53321422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2464.

The product of its digits is 1440, while the sum is 22.

The square root of 53321422 is about 7302.1518746189. The cubic root of 53321422 is about 376.3863869814.

Adding to 53321422 its reverse (22412335), we get a palindrome (75733757).

The spelling of 53321422 in words is "fifty-three million, three hundred twenty-one thousand, four hundred twenty-two".