53544330 has 48 divisors (see below), whose sum is σ = 159105024. Its totient is φ = 12238560.

The previous prime is 53544313. The next prime is 53544341. The reversal of 53544330 is 3344535.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 53544294 and 53544303.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41866 + ... + 43125.

It is an arithmetic number, because the mean of its divisors is an integer number (3314688).

Almost surely, 2^53544330 is an apocalyptic number.

53544330 is an abundant number, since it is smaller than the sum of its proper divisors (105560694).

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

53544330 is a wasteful number, since it uses less digits than its factorization.

53544330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85011 (or 85008 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 27.

The square root of 53544330 is about 7317.3991281056. The cubic root of 53544330 is about 376.9101470484.

Adding to 53544330 its reverse (3344535), we get a palindrome (56888865).

The spelling of 53544330 in words is "fifty-three million, five hundred forty-four thousand, three hundred thirty".