3674943613 has 4 divisors (see below), whose sum is σ = 4009029408. Its totient is φ = 3340857820.

The previous prime is 3674943593. The next prime is 3674943647. The reversal of 3674943613 is 3163494763.

It is a happy number.

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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3674943613 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 (3674943913) 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, 167042881 + ... + 167042902.

It is an arithmetic number, because the mean of its divisors is an integer number (1002257352).

Almost surely, 2^3674943613 is an apocalyptic number.

It is an amenable number.

3674943613 is a deficient number, since it is larger than the sum of its proper divisors (334085795).

3674943613 is a wasteful number, since it uses less digits than its factorization.

3674943613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334085794.

The product of its digits is 979776, while the sum is 46.

The square root of 3674943613 is about 60621.3131909892. The cubic root of 3674943613 is about 1543.1810914496.

It can be divided in two parts, 36 and 74943613, that added together give a square (74943649 = 8657²).

The spelling of 3674943613 in words is "three billion, six hundred seventy-four million, nine hundred forty-three thousand, six hundred thirteen".