55122532 has 12 divisors (see below), whose sum is σ = 98817516. Its totient is φ = 26888960.

The previous prime is 55122527. The next prime is 55122581. The reversal of 55122532 is 23522155.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 5645376 + 49477156 = 2376^2 + 7034^2 .

It is a junction number, because it is equal to n+sod(n) for n = 55122497 and 55122506.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167893 + ... + 168220.

It is an arithmetic number, because the mean of its divisors is an integer number (8234793).

Almost surely, 2^55122532 is an apocalyptic number.

It is an amenable number.

55122532 is a deficient number, since it is larger than the sum of its proper divisors (43694984).

55122532 is a wasteful number, since it uses less digits than its factorization.

55122532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336158 (or 336156 counting only the distinct ones).

The product of its digits is 3000, while the sum is 25.

The square root of 55122532 is about 7424.4549968331. The cubic root of 55122532 is about 380.5774507736.

Adding to 55122532 its reverse (23522155), we get a palindrome (78644687).

The spelling of 55122532 in words is "fifty-five million, one hundred twenty-two thousand, five hundred thirty-two".