2555732 has 6 divisors (see below), whose sum is σ = 4472538. Its totient is φ = 1277864.

The previous prime is 2555731. The next prime is 2555753. The reversal of 2555732 is 2375552.

It can be written as a sum of positive squares in only one way, i.e., 2085136 + 470596 = 1444^2 + 686^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2555695 and 2555704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2555731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 319463 + ... + 319470.

It is an arithmetic number, because the mean of its divisors is an integer number (745423).

2^2555732 is an apocalyptic number.

It is an amenable number.

2555732 is a deficient number, since it is larger than the sum of its proper divisors (1916806).

2555732 is a wasteful number, since it uses less digits than its factorization.

2555732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 638937 (or 638935 counting only the distinct ones).

The product of its digits is 10500, while the sum is 29.

The square root of 2555732 is about 1598.6656936333. The cubic root of 2555732 is about 136.7220107663.

The spelling of 2555732 in words is "two million, five hundred fifty-five thousand, seven hundred thirty-two".