5220307786 has 8 divisors (see below), whose sum is σ = 7832063844. Its totient is φ = 2609619840.

The previous prime is 5220307753. The next prime is 5220307819. The reversal of 5220307786 is 6877030225.

It is an interprime number because it is at equal distance from previous prime (5220307753) and next prime (5220307819).

It can be written as a sum of positive squares in 2 ways, for example, as 4601044561 + 619263225 = 67831^2 + 24885^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×5220307786² = 54503226761144443592, which contains 22 as substring.

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, 254695 + ... + 274426.

Almost surely, 2^5220307786 is an apocalyptic number.

5220307786 is a deficient number, since it is larger than the sum of its proper divisors (2611756058).

5220307786 is a wasteful number, since it uses less digits than its factorization.

5220307786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 534056.

The product of its (nonzero) digits is 141120, while the sum is 40.

The square root of 5220307786 is about 72251.6974610286. The cubic root of 5220307786 is about 1734.7305886025.

The spelling of 5220307786 in words is "five billion, two hundred twenty million, three hundred seven thousand, seven hundred eighty-six".