2555045 has 16 divisors (see below), whose sum is σ = 3231360. Its totient is φ = 1936704.

The previous prime is 2555041. The next prime is 2555057. The reversal of 2555045 is 5405552.

It is a cyclic number.

It is not a de Polignac number, because 2555045 - 2² = 2555041 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2555041) 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 15 ways as a sum of consecutive naturals, for example, 9584 + ... + 9846.

It is an arithmetic number, because the mean of its divisors is an integer number (201960).

2^2555045 is an apocalyptic number.

It is an amenable number.

2555045 is a deficient number, since it is larger than the sum of its proper divisors (676315).

2555045 is a wasteful number, since it uses less digits than its factorization.

2555045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364.

The product of its (nonzero) digits is 5000, while the sum is 26.

The square root of 2555045 is about 1598.4508125057. The cubic root of 2555045 is about 136.7097590332.

The spelling of 2555045 in words is "two million, five hundred fifty-five thousand, forty-five".