5227491785 has 4 divisors (see below), whose sum is σ = 6272990148. Its totient is φ = 4181993424.

The previous prime is 5227491769. The next prime is 5227491791. The reversal of 5227491785 is 5871947225.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 668946496 + 4558545289 = 25864^2 + 67517^2 .

It is a cyclic number.

It is not a de Polignac number, because 5227491785 - 2⁴ = 5227491769 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 522749174 + ... + 522749183.

It is an arithmetic number, because the mean of its divisors is an integer number (1568247537).

Almost surely, 2^5227491785 is an apocalyptic number.

It is an amenable number.

5227491785 is a deficient number, since it is larger than the sum of its proper divisors (1045498363).

5227491785 is a wasteful number, since it uses less digits than its factorization.

5227491785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1045498362.

The product of its digits is 1411200, while the sum is 50.

The square root of 5227491785 is about 72301.3954567960. The cubic root of 5227491785 is about 1735.5259817075.

The spelling of 5227491785 in words is "five billion, two hundred twenty-seven million, four hundred ninety-one thousand, seven hundred eighty-five".