52057632 has 48 divisors (see below), whose sum is σ = 149077152. Its totient is φ = 15774720.

The previous prime is 52057627. The next prime is 52057633. The reversal of 52057632 is 23675025.

It is a tau number, because it is divible by the number of its divisors (48).

It is a self number, because there is not a number n which added to its sum of digits gives 52057632.

It is not an unprimeable number, because it can be changed into a prime (52057633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23593 + ... + 25704.

It is an arithmetic number, because the mean of its divisors is an integer number (3105774).

Almost surely, 2^52057632 is an apocalyptic number.

It is an amenable number.

52057632 is an abundant number, since it is smaller than the sum of its proper divisors (97019520).

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

52057632 is a wasteful number, since it uses less digits than its factorization.

52057632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49321 (or 49313 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 30.

The square root of 52057632 is about 7215.0975045387. The cubic root of 52057632 is about 373.3889571316.

The spelling of 52057632 in words is "fifty-two million, fifty-seven thousand, six hundred thirty-two".