55522104 has 64 divisors (see below), whose sum is σ = 159408000. Its totient is φ = 15937920.

The previous prime is 55522099. The next prime is 55522151. The reversal of 55522104 is 40122555.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 519 + ... + 10550.

It is an arithmetic number, because the mean of its divisors is an integer number (2490750).

Almost surely, 2^55522104 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 55522104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79704000).

55522104 is an abundant number, since it is smaller than the sum of its proper divisors (103885896).

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

55522104 is a wasteful number, since it uses less digits than its factorization.

55522104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11108 (or 11104 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 55522104 is about 7451.3155885387. The cubic root of 55522104 is about 381.4948138638.

Adding to 55522104 its reverse (40122555), we get a palindrome (95644659).

The spelling of 55522104 in words is "fifty-five million, five hundred twenty-two thousand, one hundred four".