2555693 has 8 divisors (see below), whose sum is σ = 2980800. Its totient is φ = 2190300.

The previous prime is 2555687. The next prime is 2555699. The reversal of 2555693 is 3965552.

It is an interprime number because it is at equal distance from previous prime (2555687) and next prime (2555699).

It is not a de Polignac number, because 2555693 - 2⁶ = 2555629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2555699) 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, 3383 + ... + 4068.

It is an arithmetic number, because the mean of its divisors is an integer number (372600).

2^2555693 is an apocalyptic number.

It is an amenable number.

2555693 is a deficient number, since it is larger than the sum of its proper divisors (425107).

2555693 is an frugal number, since it uses more digits than its factorization.

2555693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7472 (or 7458 counting only the distinct ones).

The product of its digits is 40500, while the sum is 35.

The square root of 2555693 is about 1598.6534959146. The cubic root of 2555693 is about 136.7213153119.

The spelling of 2555693 in words is "two million, five hundred fifty-five thousand, six hundred ninety-three".