5221785 has 16 divisors (see below), whose sum is σ = 8383680. Its totient is φ = 2775360.

The previous prime is 5221781. The next prime is 5221787. The reversal of 5221785 is 5871225.

It is not a de Polignac number, because 5221785 - 2² = 5221781 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5221781) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7011 + ... + 7719.

It is an arithmetic number, because the mean of its divisors is an integer number (523980).

Almost surely, 2^5221785 is an apocalyptic number.

It is an amenable number.

5221785 is a deficient number, since it is larger than the sum of its proper divisors (3161895).

5221785 is a wasteful number, since it uses less digits than its factorization.

5221785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1208.

The product of its digits is 5600, while the sum is 30.

The square root of 5221785 is about 2285.1225350077. The cubic root of 5221785 is about 173.4894201346.

It can be divided in two parts, 5221 and 785, that added together give a palindrome (6006).

The spelling of 5221785 in words is "five million, two hundred twenty-one thousand, seven hundred eighty-five".