53489322 has 40 divisors (see below), whose sum is σ = 123733632. Its totient is φ = 17253000.

The previous prime is 53489299. The next prime is 53489323. The reversal of 53489322 is 22398435.

It is a super-2 number, since 2×53489322² = 5722215136039368, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53489323) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 304 + ... + 10347.

Almost surely, 2^53489322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53489322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61866816).

53489322 is an abundant number, since it is smaller than the sum of its proper divisors (70244310).

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

53489322 is a wasteful number, since it uses less digits than its factorization.

53489322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10696 (or 10687 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 53489322 is about 7313.6394496858. The cubic root of 53489322 is about 376.7810317442.

The spelling of 53489322 in words is "fifty-three million, four hundred eighty-nine thousand, three hundred twenty-two".