53042424 has 32 divisors (see below), whose sum is σ = 133626240. Its totient is φ = 17544800.

The previous prime is 53042401. The next prime is 53042441. The reversal of 53042424 is 42424035.

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 = 53042394 and 53042403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5292 + ... + 11579.

It is an arithmetic number, because the mean of its divisors is an integer number (4175820).

Almost surely, 2^53042424 is an apocalyptic number.

It is an amenable number.

53042424 is an abundant number, since it is smaller than the sum of its proper divisors (80583816).

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

53042424 is a wasteful number, since it uses less digits than its factorization.

53042424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17011 (or 17007 counting only the distinct ones).

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

The square root of 53042424 is about 7283.0229987279. The cubic root of 53042424 is about 375.7287730111.

Adding to 53042424 its reverse (42424035), we get a palindrome (95466459).

The spelling of 53042424 in words is "fifty-three million, forty-two thousand, four hundred twenty-four".