3806378299 has 4 divisors (see below), whose sum is σ = 3806515336. Its totient is φ = 3806241264.

The previous prime is 3806378297. The next prime is 3806378309. The reversal of 3806378299 is 9928736083.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 3806378299 - 2¹ = 3806378297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3806378297) by changing a digit.

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, 10449 + ... + 87874.

It is an arithmetic number, because the mean of its divisors is an integer number (951628834).

Almost surely, 2^3806378299 is an apocalyptic number.

3806378299 is a deficient number, since it is larger than the sum of its proper divisors (137037).

3806378299 is an equidigital number, since it uses as much as digits as its factorization.

3806378299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137036.

The product of its (nonzero) digits is 3919104, while the sum is 55.

The square root of 3806378299 is about 61695.8531750717. The cubic root of 3806378299 is about 1561.3633571048.

The spelling of 3806378299 in words is "three billion, eight hundred six million, three hundred seventy-eight thousand, two hundred ninety-nine".