5636898 has 32 divisors (see below), whose sum is σ = 12798720. Its totient is φ = 1838160.

The previous prime is 5636893. The next prime is 5636899. The reversal of 5636898 is 8986365.

5636898 is a `hidden beast` number, since 5 + 636 + 8 + 9 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (5636893) 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, 1428 + ... + 3648.

It is an arithmetic number, because the mean of its divisors is an integer number (399960).

Almost surely, 2^5636898 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5636898, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6399360).

5636898 is an abundant number, since it is smaller than the sum of its proper divisors (7161822).

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

5636898 is a wasteful number, since it uses less digits than its factorization.

5636898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2279 (or 2273 counting only the distinct ones).

The product of its digits is 311040, while the sum is 45.

The square root of 5636898 is about 2374.2152387684. The cubic root of 5636898 is about 177.9699692636.

The spelling of 5636898 in words is "five million, six hundred thirty-six thousand, eight hundred ninety-eight".