55005524 has 12 divisors (see below), whose sum is σ = 110011104. Its totient is φ = 23573784.

The previous prime is 55005521. The next prime is 55005553. The reversal of 55005524 is 42550055.

55005524 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 55005493 and 55005502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55005521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 982214 + ... + 982269.

It is an arithmetic number, because the mean of its divisors is an integer number (9167592).

Almost surely, 2^55005524 is an apocalyptic number.

It is an amenable number.

55005524 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

55005524 is a wasteful number, since it uses less digits than its factorization.

55005524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1964494 (or 1964492 counting only the distinct ones).

The product of its (nonzero) digits is 5000, while the sum is 26.

The square root of 55005524 is about 7416.5709057488. The cubic root of 55005524 is about 380.3079774738.

Adding to 55005524 its reverse (42550055), we get a palindrome (97555579).

The spelling of 55005524 in words is "fifty-five million, five thousand, five hundred twenty-four".