5633421 has 8 divisors (see below), whose sum is σ = 7529184. Its totient is φ = 3746640.

The previous prime is 5633417. The next prime is 5633437. The reversal of 5633421 is 1243365.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5633421 - 2² = 5633417 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5633391 and 5633400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5633461) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 610 + ... + 3411.

It is an arithmetic number, because the mean of its divisors is an integer number (941148).

Almost surely, 2^5633421 is an apocalyptic number.

It is an amenable number.

5633421 is a deficient number, since it is larger than the sum of its proper divisors (1895763).

5633421 is a wasteful number, since it uses less digits than its factorization.

5633421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4491.

The product of its digits is 2160, while the sum is 24.

The square root of 5633421 is about 2373.4828838650. The cubic root of 5633421 is about 177.9333694139.

Adding to 5633421 its reverse (1243365), we get a palindrome (6876786).

The spelling of 5633421 in words is "five million, six hundred thirty-three thousand, four hundred twenty-one".