2555653 has 8 divisors (see below), whose sum is σ = 2653056. Its totient is φ = 2460000.

The previous prime is 2555647. The next prime is 2555669. The reversal of 2555653 is 3565552.

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

It is not a de Polignac number, because 2555653 - 2⁹ = 2555141 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 (2555353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3028 + ... + 3778.

It is an arithmetic number, because the mean of its divisors is an integer number (331632).

2^2555653 is an apocalyptic number.

It is an amenable number.

2555653 is a deficient number, since it is larger than the sum of its proper divisors (97403).

2555653 is an equidigital number, since it uses as much as digits as its factorization.

2555653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 875.

The product of its digits is 22500, while the sum is 31.

The square root of 2555653 is about 1598.6409853372. The cubic root of 2555653 is about 136.7206020179.

The spelling of 2555653 in words is "two million, five hundred fifty-five thousand, six hundred fifty-three".