53553324 has 96 divisors (see below), whose sum is σ = 145474560. Its totient is φ = 15163200.

The previous prime is 53553293. The next prime is 53553329. The reversal of 53553324 is 42335535.

It is a super-2 number, since 2×53553324² = 5735917022897952, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 53553291 and 53553300.

It is not an unprimeable number, because it can be changed into a prime (53553329) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 328467 + ... + 328629.

It is an arithmetic number, because the mean of its divisors is an integer number (1515360).

Almost surely, 2^53553324 is an apocalyptic number.

53553324 is the 3912-nd nonagonal number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53553324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72737280).

53553324 is an abundant number, since it is smaller than the sum of its proper divisors (91921236).

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

53553324 is a wasteful number, since it uses less digits than its factorization.

53553324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331 (or 329 counting only the distinct ones).

The product of its digits is 27000, while the sum is 30.

The square root of 53553324 is about 7318.0136649230. The cubic root of 53553324 is about 376.9312494389.

Adding to 53553324 its reverse (42335535), we get a palindrome (95888859).

The spelling of 53553324 in words is "fifty-three million, five hundred fifty-three thousand, three hundred twenty-four".