52571648 has 20 divisors (see below), whose sum is σ = 105041640. Its totient is φ = 26285568.

The previous prime is 52571647. The next prime is 52571653. The reversal of 52571648 is 84617525.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52571647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50828 + ... + 51851.

It is an arithmetic number, because the mean of its divisors is an integer number (5252082).

Almost surely, 2^52571648 is an apocalyptic number.

It is an amenable number.

52571648 is a deficient number, since it is larger than the sum of its proper divisors (52469992).

52571648 is an equidigital number, since it uses as much as digits as its factorization.

52571648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102697 (or 102681 counting only the distinct ones).

The product of its digits is 67200, while the sum is 38.

The square root of 52571648 is about 7250.6308691037. The cubic root of 52571648 is about 374.6138793060.

The spelling of 52571648 in words is "fifty-two million, five hundred seventy-one thousand, six hundred forty-eight".