2558988 has 36 divisors (see below), whose sum is σ = 6680128. Its totient is φ = 825120.

The previous prime is 2558953. The next prime is 2559013. The reversal of 2558988 is 8898552.

2558988 is a `hidden beast` number, since 2 + 558 + 98 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31 + ... + 2262.

2^2558988 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2558988, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3340064).

2558988 is an abundant number, since it is smaller than the sum of its proper divisors (4121140).

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

2558988 is a wasteful number, since it uses less digits than its factorization.

2558988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2334 (or 2329 counting only the distinct ones).

The product of its digits is 230400, while the sum is 45.

The square root of 2558988 is about 1599.6837187394. The cubic root of 2558988 is about 136.7800473619.

The spelling of 2558988 in words is "two million, five hundred fifty-eight thousand, nine hundred eighty-eight".