3863506369 has 4 divisors (see below), whose sum is σ = 3863830996. Its totient is φ = 3863181744.

The previous prime is 3863506363. The next prime is 3863506429. The reversal of 3863506369 is 9636053683.

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 932691600 + 2930814769 = 30540^2 + 54137^2 .

It is a cyclic number.

It is not a de Polignac number, because 3863506369 - 2⁵ = 3863506337 is a prime.

It is a super-2 number, since 2×3863506369² = 29853362926607128322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3863506363) 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, 143754 + ... + 168499.

It is an arithmetic number, because the mean of its divisors is an integer number (965957749).

Almost surely, 2^3863506369 is an apocalyptic number.

It is an amenable number.

3863506369 is a deficient number, since it is larger than the sum of its proper divisors (324627).

3863506369 is a wasteful number, since it uses less digits than its factorization.

3863506369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324626.

The product of its (nonzero) digits is 2099520, while the sum is 49.

The square root of 3863506369 is about 62157.1103655889. The cubic root of 3863506369 is about 1569.1358476218.

The spelling of 3863506369 in words is "three billion, eight hundred sixty-three million, five hundred six thousand, three hundred sixty-nine".