2798136 has 48 divisors (see below), whose sum is σ = 8269560. Its totient is φ = 847680.

The previous prime is 2798129. The next prime is 2798137. The reversal of 2798136 is 6318972.

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 2798136.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2798137) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 975 + ... + 2558.

2^2798136 is an apocalyptic number.

It is an amenable number.

2798136 is an abundant number, since it is smaller than the sum of its proper divisors (5471424).

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

2798136 is a wasteful number, since it uses less digits than its factorization.

2798136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3556 (or 3549 counting only the distinct ones).

The product of its digits is 18144, while the sum is 36.

The square root of 2798136 is about 1672.7629838085. The cubic root of 2798136 is about 140.9146911154.

The spelling of 2798136 in words is "two million, seven hundred ninety-eight thousand, one hundred thirty-six".