2555751 has 8 divisors (see below), whose sum is σ = 3717504. Its totient is φ = 1548920.

The previous prime is 2555731. The next prime is 2555753. The reversal of 2555751 is 1575552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2555751 - 2⁶ = 2555687 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2555753) 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, 38691 + ... + 38756.

It is an arithmetic number, because the mean of its divisors is an integer number (464688).

2^2555751 is an apocalyptic number.

2555751 is a deficient number, since it is larger than the sum of its proper divisors (1161753).

2555751 is a wasteful number, since it uses less digits than its factorization.

2555751 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77461.

The product of its digits is 8750, while the sum is 30.

The square root of 2555751 is about 1598.6716360779. The cubic root of 2555751 is about 136.7223495749.

It can be divided in two parts, 255 and 5751, that added together give a palindrome (6006).

The spelling of 2555751 in words is "two million, five hundred fifty-five thousand, seven hundred fifty-one".