52859232 has 72 divisors (see below), whose sum is σ = 153198864. Its totient is φ = 17282304.

The previous prime is 52859207. The next prime is 52859269. The reversal of 52859232 is 23295825.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13533 + ... + 16995.

It is an arithmetic number, because the mean of its divisors is an integer number (2127762).

Almost surely, 2^52859232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52859232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76599432).

52859232 is an abundant number, since it is smaller than the sum of its proper divisors (100339632).

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

52859232 is a wasteful number, since it uses less digits than its factorization.

52859232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3532 (or 3521 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 52859232 is about 7270.4354752656. The cubic root of 52859232 is about 375.2957240648.

The spelling of 52859232 in words is "fifty-two million, eight hundred fifty-nine thousand, two hundred thirty-two".