52500528 has 80 divisors (see below), whose sum is σ = 153606240. Its totient is φ = 17162496.

The previous prime is 52500523. The next prime is 52500529. The reversal of 52500528 is 82500525.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (52500523) 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, 21750 + ... + 24042.

It is an arithmetic number, because the mean of its divisors is an integer number (1920078).

Almost surely, 2^52500528 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 52500528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76803120).

52500528 is an abundant number, since it is smaller than the sum of its proper divisors (101105712).

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

52500528 is a wasteful number, since it uses less digits than its factorization.

52500528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2363 (or 2351 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

The square root of 52500528 is about 7245.7248084646. The cubic root of 52500528 is about 374.4448746344. Note that the first 3 decimals are identical.

The spelling of 52500528 in words is "fifty-two million, five hundred thousand, five hundred twenty-eight".