52591032 has 96 divisors (see below), whose sum is σ = 159148080. Its totient is φ = 16174080.

The previous prime is 52591027. The next prime is 52591039. The reversal of 52591032 is 23019525.

52591032 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 52590987 and 52591005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52591039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24232 + ... + 26312.

Almost surely, 2^52591032 is an apocalyptic number.

52591032 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52591032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79574040).

52591032 is an abundant number, since it is smaller than the sum of its proper divisors (106557048).

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

52591032 is a wasteful number, since it uses less digits than its factorization.

52591032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2115 (or 2099 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 52591032 is about 7251.9674571802. The cubic root of 52591032 is about 374.6599156736.

The spelling of 52591032 in words is "fifty-two million, five hundred ninety-one thousand, thirty-two".