2578796 has 48 divisors (see below), whose sum is σ = 5322240. Its totient is φ = 1081920.

The previous prime is 2578787. The next prime is 2578799. The reversal of 2578796 is 6978752.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (2578799) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54845 + ... + 54891.

It is an arithmetic number, because the mean of its divisors is an integer number (110880).

2^2578796 is an apocalyptic number.

It is an amenable number.

2578796 is an abundant number, since it is smaller than the sum of its proper divisors (2743444).

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

2578796 is a wasteful number, since it uses less digits than its factorization.

With its successor (2578797) it forms an eRAP, since the sums of their prime factors are consecutive (134 and 135).

2578796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134 (or 132 counting only the distinct ones).

The product of its digits is 211680, while the sum is 44.

The square root of 2578796 is about 1605.8630078559. The cubic root of 2578796 is about 137.1320587149.

Subtracting from 2578796 its sum of digits (44), we obtain a palindrome (2578752).

The spelling of 2578796 in words is "two million, five hundred seventy-eight thousand, seven hundred ninety-six".