2725632 has 162 divisors, whose sum is σ = 9725352. Its totient is φ = 718848.

The previous prime is 2725621. The next prime is 2725643. The reversal of 2725632 is 2365272.

2725632 is a `hidden beast` number, since 2 + 7 + 25 + 632 = 666.

It is an interprime number because it is at equal distance from previous prime (2725621) and next prime (2725643).

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 2725596 and 2725605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 209658 + ... + 209670.

2^2725632 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 2725632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4862676).

2725632 is an abundant number, since it is smaller than the sum of its proper divisors (6999720).

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

2725632 is a wasteful number, since it uses less digits than its factorization.

2725632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55 (or 25 counting only the distinct ones).

The product of its digits is 5040, while the sum is 27.

The square root of 2725632 is about 1650.9488181043. The cubic root of 2725632 is about 139.6869194306.

The spelling of 2725632 in words is "two million, seven hundred twenty-five thousand, six hundred thirty-two".