2558268 has 36 divisors (see below), whose sum is σ = 6519240. Its totient is φ = 845856.

The previous prime is 2558251. The next prime is 2558287. The reversal of 2558268 is 8628552.

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

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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, 6246 + ... + 6642.

It is an arithmetic number, because the mean of its divisors is an integer number (181090).

2^2558268 is an apocalyptic number.

It is an amenable number.

2558268 is an abundant number, since it is smaller than the sum of its proper divisors (3960972).

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

2558268 is a wasteful number, since it uses less digits than its factorization.

2558268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 586 (or 581 counting only the distinct ones).

The product of its digits is 38400, while the sum is 36.

The square root of 2558268 is about 1599.4586584217. The cubic root of 2558268 is about 136.7672179580.

The spelling of 2558268 in words is "two million, five hundred fifty-eight thousand, two hundred sixty-eight".