2636788 has 36 divisors (see below), whose sum is σ = 5860512. Its totient is φ = 1026480.

The previous prime is 2636779. The next prime is 2636791. The reversal of 2636788 is 8876362.

It is a happy number.

2636788 is digitally balanced in base 8, because in such base it contains all the possibile digits an equal number of times.

It is a d-powerful number, because it can be written as 2⁵ + 6² + 3¹² + 6⁵ + 7³ + 8 + 8⁷ .

2636788 is strictly pandigital in base 8.

It is a self number, because there is not a number n which added to its sum of digits gives 2636788.

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, 1545 + ... + 2767.

It is an arithmetic number, because the mean of its divisors is an integer number (162792).

2^2636788 is an apocalyptic number.

2636788 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2636788, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2930256).

2636788 is an abundant number, since it is smaller than the sum of its proper divisors (3223724).

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

2636788 is a wasteful number, since it uses less digits than its factorization.

2636788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1252 (or 1243 counting only the distinct ones).

The product of its digits is 96768, while the sum is 40.

The square root of 2636788 is about 1623.8189554258. The cubic root of 2636788 is about 138.1523906423.

The spelling of 2636788 in words is "two million, six hundred thirty-six thousand, seven hundred eighty-eight".