55335522 has 32 divisors (see below), whose sum is σ = 121169664. Its totient is φ = 16707600.

The previous prime is 55335503. The next prime is 55335529. The reversal of 55335522 is 22553355.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a zygodrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 55335522.

It is not an unprimeable number, because it can be changed into a prime (55335529) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18897 + ... + 21627.

It is an arithmetic number, because the mean of its divisors is an integer number (3786552).

Almost surely, 2^55335522 is an apocalyptic number.

55335522 is an abundant number, since it is smaller than the sum of its proper divisors (65834142).

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

55335522 is a wasteful number, since it uses less digits than its factorization.

55335522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3054.

The product of its digits is 22500, while the sum is 30.

The square root of 55335522 is about 7438.7849814335. The cubic root of 55335522 is about 381.0669965746.

Adding to 55335522 its reverse (22553355), we get a palindrome (77888877).

The spelling of 55335522 in words is "fifty-five million, three hundred thirty-five thousand, five hundred twenty-two".