52248528 has 60 divisors (see below), whose sum is σ = 147633408. Its totient is φ = 17248320.

The previous prime is 52248491. The next prime is 52248533. The reversal of 52248528 is 82584225.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 52248492 and 52248501.

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, 13713 + ... + 17103.

Almost surely, 2^52248528 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 52248528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73816704).

52248528 is an abundant number, since it is smaller than the sum of its proper divisors (95384880).

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

52248528 is a wasteful number, since it uses less digits than its factorization.

52248528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3512 (or 3503 counting only the distinct ones).

The product of its digits is 51200, while the sum is 36.

The square root of 52248528 is about 7228.3143263143. The cubic root of 52248528 is about 373.8448077363.

The spelling of 52248528 in words is "fifty-two million, two hundred forty-eight thousand, five hundred twenty-eight".