2555736 has 32 divisors (see below), whose sum is σ = 6471360. Its totient is φ = 840992.

The previous prime is 2555731. The next prime is 2555753. The reversal of 2555736 is 6375552.

It is a junction number, because it is equal to n+sod(n) for n = 2555697 and 2555706.

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 in 7 ways as a sum of consecutive naturals, for example, 1351 + ... + 2633.

It is an arithmetic number, because the mean of its divisors is an integer number (202230).

2^2555736 is an apocalyptic number.

It is an amenable number.

2555736 is an abundant number, since it is smaller than the sum of its proper divisors (3915624).

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

2555736 is a wasteful number, since it uses less digits than its factorization.

2555736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1375 (or 1371 counting only the distinct ones).

The product of its digits is 31500, while the sum is 33.

The square root of 2555736 is about 1598.6669446761. Note that the first 3 decimals coincide. The cubic root of 2555736 is about 136.7220820946.

The spelling of 2555736 in words is "two million, five hundred fifty-five thousand, seven hundred thirty-six".