2558196 has 24 divisors (see below), whose sum is σ = 6632640. Its totient is φ = 852696.

The previous prime is 2558189. The next prime is 2558197. The reversal of 2558196 is 6918552.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2558196.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2558197) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11736 + ... + 11951.

It is an arithmetic number, because the mean of its divisors is an integer number (276360).

2^2558196 is an apocalyptic number.

It is an amenable number.

2558196 is an abundant number, since it is smaller than the sum of its proper divisors (4074444).

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

2558196 is a wasteful number, since it uses less digits than its factorization.

2558196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23700 (or 23692 counting only the distinct ones).

The product of its digits is 21600, while the sum is 36.

The square root of 2558196 is about 1599.4361506481. The cubic root of 2558196 is about 136.7659348852.

The spelling of 2558196 in words is "two million, five hundred fifty-eight thousand, one hundred ninety-six".