53210322 has 48 divisors (see below), whose sum is σ = 129841920. Its totient is φ = 15602400.

The previous prime is 53210321. The next prime is 53210327. The reversal of 53210322 is 22301235.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 53210295 and 53210304.

It is not an unprimeable number, because it can be changed into a prime (53210321) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1804 + ... + 10472.

It is an arithmetic number, because the mean of its divisors is an integer number (2705040).

Almost surely, 2^53210322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53210322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64920960).

53210322 is an abundant number, since it is smaller than the sum of its proper divisors (76631598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53210322 is a wasteful number, since it uses less digits than its factorization.

53210322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8719 (or 8716 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 53210322 is about 7294.5405612691. The cubic root of 53210322 is about 376.1247935322.

Adding to 53210322 its reverse (22301235), we get a palindrome (75511557).

The spelling of 53210322 in words is "fifty-three million, two hundred ten thousand, three hundred twenty-two".