5628405 has 8 divisors (see below), whose sum is σ = 9005472. Its totient is φ = 3001808.

The previous prime is 5628397. The next prime is 5628421. The reversal of 5628405 is 5048265.

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 5628405 - 2³ = 5628397 is a prime.

5628405 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187599 + ... + 187628.

It is an arithmetic number, because the mean of its divisors is an integer number (1125684).

Almost surely, 2^5628405 is an apocalyptic number.

It is an amenable number.

5628405 is a deficient number, since it is larger than the sum of its proper divisors (3377067).

5628405 is a wasteful number, since it uses less digits than its factorization.

5628405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375235.

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 5628405 is about 2372.4259735553. The cubic root of 5628405 is about 177.8805430875.

The spelling of 5628405 in words is "five million, six hundred twenty-eight thousand, four hundred five".