52727224 has 64 divisors (see below), whose sum is σ = 114048000. Its totient is φ = 22619520.

The previous prime is 52727221. The next prime is 52727263. The reversal of 52727224 is 42272725.

52727224 = T₁₃₁ + T₁₃₂ + ... + T₆₈₂.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52727221) 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, 220497 + ... + 220735.

It is an arithmetic number, because the mean of its divisors is an integer number (1782000).

Almost surely, 2^52727224 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 52727224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57024000).

52727224 is an abundant number, since it is smaller than the sum of its proper divisors (61320776).

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

52727224 is a wasteful number, since it uses less digits than its factorization.

52727224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388 (or 384 counting only the distinct ones).

The product of its digits is 15680, while the sum is 31.

The square root of 52727224 is about 7261.3513893765. The cubic root of 52727224 is about 374.9830487152.

Adding to 52727224 its reverse (42272725), we get a palindrome (94999949).

The spelling of 52727224 in words is "fifty-two million, seven hundred twenty-seven thousand, two hundred twenty-four".