55525344 has 96 divisors (see below), whose sum is σ = 169827840. Its totient is φ = 15555072.

The previous prime is 55525331. The next prime is 55525361. The reversal of 55525344 is 44352555.

It is a tau number, because it is divible by the number of its divisors (96).

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, 34837 + ... + 36395.

It is an arithmetic number, because the mean of its divisors is an integer number (1769040).

Almost surely, 2^55525344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55525344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84913920).

55525344 is an abundant number, since it is smaller than the sum of its proper divisors (114302496).

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

55525344 is a wasteful number, since it uses less digits than its factorization.

55525344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1632 (or 1624 counting only the distinct ones).

The product of its digits is 60000, while the sum is 33.

The square root of 55525344 is about 7451.5329966390. The cubic root of 55525344 is about 381.5022344469.

Adding to 55525344 its reverse (44352555), we get a palindrome (99877899).

The spelling of 55525344 in words is "fifty-five million, five hundred twenty-five thousand, three hundred forty-four".