5228387 has 4 divisors (see below), whose sum is σ = 5234856. Its totient is φ = 5221920.

The previous prime is 5228351. The next prime is 5228389. The reversal of 5228387 is 7838225.

It is a happy number.

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 5228387 - 2⁸ = 5228131 is a prime.

It is a d-powerful number, because it can be written as 5² + 2¹⁵ + 2¹⁸ + 8² + 3¹⁴ + 8⁵ + 7⁶ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5228389) 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, 1814 + ... + 3707.

It is an arithmetic number, because the mean of its divisors is an integer number (1308714).

Almost surely, 2^5228387 is an apocalyptic number.

5228387 is a deficient number, since it is larger than the sum of its proper divisors (6469).

5228387 is an equidigital number, since it uses as much as digits as its factorization.

5228387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6468.

The product of its digits is 26880, while the sum is 35.

The square root of 5228387 is about 2286.5666401835. The cubic root of 5228387 is about 173.5625046439.

The spelling of 5228387 in words is "five million, two hundred twenty-eight thousand, three hundred eighty-seven".