53453322 has 48 divisors (see below), whose sum is σ = 129041640. Its totient is φ = 15878016.

The previous prime is 53453317. The next prime is 53453329. The reversal of 53453322 is 22335435.

It can be written as a sum of positive squares in 4 ways, for example, as 27657081 + 25796241 = 5259^2 + 5079^2 .

It is not an unprimeable number, because it can be changed into a prime (53453329) 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, 2848 + ... + 10724.

Almost surely, 2^53453322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53453322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64520820).

53453322 is an abundant number, since it is smaller than the sum of its proper divisors (75588318).

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

53453322 is a wasteful number, since it uses less digits than its factorization.

53453322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7927 (or 7924 counting only the distinct ones).

The product of its digits is 10800, while the sum is 27.

The square root of 53453322 is about 7311.1778804786. The cubic root of 53453322 is about 376.6964842695.

Adding to 53453322 its reverse (22335435), we get a palindrome (75788757).

The spelling of 53453322 in words is "fifty-three million, four hundred fifty-three thousand, three hundred twenty-two".