53624228 has 36 divisors (see below), whose sum is σ = 111842892. Its totient is φ = 22417920.

The previous prime is 53624183. The next prime is 53624237. The reversal of 53624228 is 82242635.

53624228 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2244004 + 51380224 = 1498^2 + 7168^2 .

It is a junction number, because it is equal to n+sod(n) for n = 53624194 and 53624203.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4700 + ... + 11372.

It is an arithmetic number, because the mean of its divisors is an integer number (3106747).

Almost surely, 2^53624228 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 53624228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55921446).

53624228 is an abundant number, since it is smaller than the sum of its proper divisors (58218664).

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

53624228 is a wasteful number, since it uses less digits than its factorization.

53624228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6732 (or 6723 counting only the distinct ones).

The product of its digits is 23040, while the sum is 32.

The square root of 53624228 is about 7322.8565464578. The cubic root of 53624228 is about 377.0975269920.

The spelling of 53624228 in words is "fifty-three million, six hundred twenty-four thousand, two hundred twenty-eight".