52571530 has 32 divisors (see below), whose sum is σ = 103731840. Its totient is φ = 19024320.

The previous prime is 52571527. The next prime is 52571539. The reversal of 52571530 is 3517525.

It is not an unprimeable number, because it can be changed into a prime (52571539) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 24147 + ... + 26233.

It is an arithmetic number, because the mean of its divisors is an integer number (3241620).

Almost surely, 2^52571530 is an apocalyptic number.

52571530 is a deficient number, since it is larger than the sum of its proper divisors (51160310).

52571530 is a wasteful number, since it uses less digits than its factorization.

52571530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2334.

The product of its (nonzero) digits is 5250, while the sum is 28.

The square root of 52571530 is about 7250.6227318762. The cubic root of 52571530 is about 374.6135990252.

The spelling of 52571530 in words is "fifty-two million, five hundred seventy-one thousand, five hundred thirty".