2555802 has 24 divisors (see below), whose sum is σ = 5593536. Its totient is φ = 843336.

The previous prime is 2555779. The next prime is 2555809. The reversal of 2555802 is 2085552.

It is not an unprimeable number, because it can be changed into a prime (2555809) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1263 + ... + 2589.

It is an arithmetic number, because the mean of its divisors is an integer number (233064).

2^2555802 is an apocalyptic number.

2555802 is an abundant number, since it is smaller than the sum of its proper divisors (3037734).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2555802 is a wasteful number, since it uses less digits than its factorization.

2555802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1442 (or 1439 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

The square root of 2555802 is about 1598.6875867411. The cubic root of 2555802 is about 136.7232590001.

The spelling of 2555802 in words is "two million, five hundred fifty-five thousand, eight hundred two".