2568732 has 48 divisors (see below), whose sum is σ = 6435072. Its totient is φ = 795520.

The previous prime is 2568719. The next prime is 2568739. The reversal of 2568732 is 2378652.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 2568693 and 2568702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2568739) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11203 + ... + 11429.

It is an arithmetic number, because the mean of its divisors is an integer number (134064).

2^2568732 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 2568732, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3217536).

2568732 is an abundant number, since it is smaller than the sum of its proper divisors (3866340).

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

2568732 is a wasteful number, since it uses less digits than its factorization.

2568732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298 (or 296 counting only the distinct ones).

The product of its digits is 20160, while the sum is 33.

The square root of 2568732 is about 1602.7264270611. The cubic root of 2568732 is about 136.9534357888.

The spelling of 2568732 in words is "two million, five hundred sixty-eight thousand, seven hundred thirty-two".