5635823 has 4 divisors (see below), whose sum is σ = 5967360. Its totient is φ = 5304288.

The previous prime is 5635811. The next prime is 5635843. The reversal of 5635823 is 3285365.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5635823 - 2⁴ = 5635807 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5635823.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5635843) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165743 + ... + 165776.

It is an arithmetic number, because the mean of its divisors is an integer number (1491840).

Almost surely, 2^5635823 is an apocalyptic number.

5635823 is a deficient number, since it is larger than the sum of its proper divisors (331537).

5635823 is a wasteful number, since it uses less digits than its factorization.

5635823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331536.

The product of its digits is 21600, while the sum is 32.

The square root of 5635823 is about 2373.9888373790. The cubic root of 5635823 is about 177.9586551283.

The spelling of 5635823 in words is "five million, six hundred thirty-five thousand, eight hundred twenty-three".