2555293 has 4 divisors (see below), whose sum is σ = 2751868. Its totient is φ = 2358720.

The previous prime is 2555281. The next prime is 2555303. The reversal of 2555293 is 3925552.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 870489 + 1684804 = 933^2 + 1298^2 .

It is not a de Polignac number, because 2555293 - 2⁵ = 2555261 is a prime.

It is a d-powerful number, because it can be written as 2¹⁸ + 5⁵ + 5⁶ + 5⁹ + 2¹⁸ + 9² + 3¹⁰ .

It is a Duffinian number.

2555293 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2555213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98268 + ... + 98293.

It is an arithmetic number, because the mean of its divisors is an integer number (687967).

2^2555293 is an apocalyptic number.

It is an amenable number.

2555293 is a deficient number, since it is larger than the sum of its proper divisors (196575).

2555293 is a wasteful number, since it uses less digits than its factorization.

2555293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196574.

The product of its digits is 13500, while the sum is 31.

The square root of 2555293 is about 1598.5283857348. The cubic root of 2555293 is about 136.7141820373.

The spelling of 2555293 in words is "two million, five hundred fifty-five thousand, two hundred ninety-three".