52005648 has 20 divisors (see below), whose sum is σ = 134348048. Its totient is φ = 17335200.

The previous prime is 52005623. The next prime is 52005649. The reversal of 52005648 is 84650025.

It is not an unprimeable number, because it can be changed into a prime (52005649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 541678 + ... + 541773.

Almost surely, 2^52005648 is an apocalyptic number.

It is an amenable number.

52005648 is an abundant number, since it is smaller than the sum of its proper divisors (82342400).

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

52005648 is a wasteful number, since it uses less digits than its factorization.

52005648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1083462 (or 1083456 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 52005648 is about 7211.4941586331. The cubic root of 52005648 is about 373.2646287970.

The spelling of 52005648 in words is "fifty-two million, five thousand, six hundred forty-eight".