52718424 has 64 divisors (see below), whose sum is σ = 144426240. Its totient is φ = 15903360.

The previous prime is 52718417. The next prime is 52718429. The reversal of 52718424 is 42481725.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52718429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104557 + ... + 105059.

It is an arithmetic number, because the mean of its divisors is an integer number (2256660).

Almost surely, 2^52718424 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 52718424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72213120).

52718424 is an abundant number, since it is smaller than the sum of its proper divisors (91707816).

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

52718424 is a wasteful number, since it uses less digits than its factorization.

52718424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 920 (or 916 counting only the distinct ones).

The product of its digits is 17920, while the sum is 33.

The square root of 52718424 is about 7260.7454162779. The cubic root of 52718424 is about 374.9621864094.

It can be divided in two parts, 5271 and 8424, that added together give a triangular number (13695 = T₁₆₅).

The spelling of 52718424 in words is "fifty-two million, seven hundred eighteen thousand, four hundred twenty-four".