52299528 has 64 divisors (see below), whose sum is σ = 136382400. Its totient is φ = 16692480.

The previous prime is 52299491. The next prime is 52299529. The reversal of 52299528 is 82599225.

It is a super-3 number, since 3×52299528³ (a number of 24 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 52299528.

It is not an unprimeable number, because it can be changed into a prime (52299529) 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, 113218 + ... + 113678.

It is an arithmetic number, because the mean of its divisors is an integer number (2130975).

Almost surely, 2^52299528 is an apocalyptic number.

52299528 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52299528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68191200).

52299528 is an abundant number, since it is smaller than the sum of its proper divisors (84082872).

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

52299528 is a wasteful number, since it uses less digits than its factorization.

52299528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662 (or 658 counting only the distinct ones).

The product of its digits is 129600, while the sum is 42.

The square root of 52299528 is about 7231.8412593198. The cubic root of 52299528 is about 373.9664053251.

The spelling of 52299528 in words is "fifty-two million, two hundred ninety-nine thousand, five hundred twenty-eight".