6613379 has 4 divisors (see below), whose sum is σ = 6678960. Its totient is φ = 6547800.

The previous prime is 6613361. The next prime is 6613429. The reversal of 6613379 is 9733166.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9733166 = 2 ⋅4866583.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6613379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6613319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32639 + ... + 32840.

It is an arithmetic number, because the mean of its divisors is an integer number (1669740).

Almost surely, 2^6613379 is an apocalyptic number.

6613379 is a deficient number, since it is larger than the sum of its proper divisors (65581).

6613379 is a wasteful number, since it uses less digits than its factorization.

6613379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65580.

The product of its digits is 20412, while the sum is 35.

The square root of 6613379 is about 2571.6490818150. The cubic root of 6613379 is about 187.7044075977.

The spelling of 6613379 in words is "six million, six hundred thirteen thousand, three hundred seventy-nine".