53444322 has 48 divisors (see below), whose sum is σ = 118960920. Its totient is φ = 17335296.

The previous prime is 53444297. The next prime is 53444329. The reversal of 53444322 is 22344435.

It can be written as a sum of positive squares in 4 ways, for example, as 48149721 + 5294601 = 6939^2 + 2301^2 .

It is not an unprimeable number, because it can be changed into a prime (53444329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 116718 + ... + 117174.

Almost surely, 2^53444322 is an apocalyptic number.

53444322 is an abundant number, since it is smaller than the sum of its proper divisors (65516598).

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

53444322 is a wasteful number, since it uses less digits than its factorization.

53444322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627 (or 624 counting only the distinct ones).

The product of its digits is 11520, while the sum is 27.

The square root of 53444322 is about 7310.5623586698. The cubic root of 53444322 is about 376.6753414697.

Adding to 53444322 its reverse (22344435), we get a palindrome (75788757).

The spelling of 53444322 in words is "fifty-three million, four hundred forty-four thousand, three hundred twenty-two".