52575528 has 16 divisors (see below), whose sum is σ = 131438880. Its totient is φ = 17525168.

The previous prime is 52575517. The next prime is 52575533. The reversal of 52575528 is 82557525.

It is a super-2 number, since 2×52575528² = 5528372288957568, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1095300 + ... + 1095347.

It is an arithmetic number, because the mean of its divisors is an integer number (8214930).

Almost surely, 2^52575528 is an apocalyptic number.

It is an amenable number.

52575528 is an abundant number, since it is smaller than the sum of its proper divisors (78863352).

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

52575528 is a wasteful number, since it uses less digits than its factorization.

52575528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2190656 (or 2190652 counting only the distinct ones).

The product of its digits is 140000, while the sum is 39.

The square root of 52575528 is about 7250.8984270916. The cubic root of 52575528 is about 374.6230950852.

The spelling of 52575528 in words is "fifty-two million, five hundred seventy-five thousand, five hundred twenty-eight".