5628869 has 8 divisors (see below), whose sum is σ = 5743320. Its totient is φ = 5515776.

The previous prime is 5628863. The next prime is 5628877. The reversal of 5628869 is 9688265.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 744769 + 4884100 = 863^2 + 2210^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 5628869 - 2⁸ = 5628613 is a prime.

It is a super-2 number, since 2×5628869² = 63368332438322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5628863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12089 + ... + 12545.

It is an arithmetic number, because the mean of its divisors is an integer number (717915).

Almost surely, 2^5628869 is an apocalyptic number.

It is an amenable number.

5628869 is a deficient number, since it is larger than the sum of its proper divisors (114451).

5628869 is a wasteful number, since it uses less digits than its factorization.

5628869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 679.

The product of its digits is 207360, while the sum is 44.

The square root of 5628869 is about 2372.5237617356. The cubic root of 5628869 is about 177.8854310503.

The spelling of 5628869 in words is "five million, six hundred twenty-eight thousand, eight hundred sixty-nine".