53242224 has 60 divisors (see below), whose sum is σ = 160005384. Its totient is φ = 15211392.

The previous prime is 53242219. The next prime is 53242243. The reversal of 53242224 is 42224235.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 53242194 and 53242203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8967 + ... + 13670.

Almost surely, 2^53242224 is an apocalyptic number.

It is an amenable number.

53242224 is an abundant number, since it is smaller than the sum of its proper divisors (106763160).

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

53242224 is a wasteful number, since it uses less digits than its factorization.

53242224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22662 (or 22649 counting only the distinct ones).

The product of its digits is 3840, while the sum is 24.

The square root of 53242224 is about 7296.7269374700. The cubic root of 53242224 is about 376.1999464694.

Adding to 53242224 its reverse (42224235), we get a palindrome (95466459).

The spelling of 53242224 in words is "fifty-three million, two hundred forty-two thousand, two hundred twenty-four".