2555922 has 8 divisors (see below), whose sum is σ = 5111856. Its totient is φ = 851972.

The previous prime is 2555911. The next prime is 2555951. The reversal of 2555922 is 2295552.

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

2555922 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 2555922.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212988 + ... + 212999.

It is an arithmetic number, because the mean of its divisors is an integer number (638982).

2^2555922 is an apocalyptic number.

2555922 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2555922 is a wasteful number, since it uses less digits than its factorization.

2555922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425992.

The product of its digits is 9000, while the sum is 30.

The square root of 2555922 is about 1598.7251170855. The cubic root of 2555922 is about 136.7253987765.

The spelling of 2555922 in words is "two million, five hundred fifty-five thousand, nine hundred twenty-two".