5628428 has 24 divisors (see below), whose sum is σ = 11233152. Its totient is φ = 2444544.

The previous prime is 5628421. The next prime is 5628431. The reversal of 5628428 is 8248265.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5628421) 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, 2300 + ... + 4067.

It is an arithmetic number, because the mean of its divisors is an integer number (468048).

Almost surely, 2^5628428 is an apocalyptic number.

It is an amenable number.

5628428 is a deficient number, since it is larger than the sum of its proper divisors (5604724).

5628428 is a wasteful number, since it uses less digits than its factorization.

5628428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6401 (or 6399 counting only the distinct ones).

The product of its digits is 30720, while the sum is 35.

The square root of 5628428 is about 2372.4308209092. The cubic root of 5628428 is about 177.8807853851.

The spelling of 5628428 in words is "five million, six hundred twenty-eight thousand, four hundred twenty-eight".