3783346813 has 4 divisors (see below), whose sum is σ = 3784434048. Its totient is φ = 3782259580.

The previous prime is 3783346811. The next prime is 3783346841. The reversal of 3783346813 is 3186433873.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3186433873 = 7 ⋅455204839.

It is a cyclic number.

It is not a de Polignac number, because 3783346813 - 2¹ = 3783346811 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3783346811) 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, 538381 + ... + 545362.

It is an arithmetic number, because the mean of its divisors is an integer number (946108512).

Almost surely, 2^3783346813 is an apocalyptic number.

It is an amenable number.

3783346813 is a deficient number, since it is larger than the sum of its proper divisors (1087235).

3783346813 is a wasteful number, since it uses less digits than its factorization.

3783346813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1087234.

The product of its digits is 870912, while the sum is 46.

The square root of 3783346813 is about 61508.9165324833. The cubic root of 3783346813 is about 1558.2078385015.

The spelling of 3783346813 in words is "three billion, seven hundred eighty-three million, three hundred forty-six thousand, eight hundred thirteen".