3849793019 has 4 divisors (see below), whose sum is σ = 3855430296. Its totient is φ = 3844155744.

The previous prime is 3849792997. The next prime is 3849793033. The reversal of 3849793019 is 9103979483.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 3849793019 - 2¹² = 3849788923 is a prime.

It is a super-2 number, since 2×3849793019² = 29641812578282268722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3849793049) 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, 2817614 + ... + 2818979.

It is an arithmetic number, because the mean of its divisors is an integer number (963857574).

Almost surely, 2^3849793019 is an apocalyptic number.

3849793019 is a deficient number, since it is larger than the sum of its proper divisors (5637277).

3849793019 is an equidigital number, since it uses as much as digits as its factorization.

3849793019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5637276.

The product of its (nonzero) digits is 1469664, while the sum is 53.

The square root of 3849793019 is about 62046.7003071074. The cubic root of 3849793019 is about 1567.2771199495.

The spelling of 3849793019 in words is "three billion, eight hundred forty-nine million, seven hundred ninety-three thousand, nineteen".