3320347705 has 8 divisors (see below), whose sum is σ = 3991050504. Its totient is φ = 2651856000.

The previous prime is 3320347703. The next prime is 3320347747. The reversal of 3320347705 is 5077430233.

It can be written as a sum of positive squares in 4 ways, for example, as 1253372409 + 2066975296 = 35403^2 + 45464^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3320347705 - 2¹ = 3320347703 is a prime.

It is a super-2 number, since 2×3320347705² = 22049417764197534050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3320347703) 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 7 ways as a sum of consecutive naturals, for example, 549466 + ... + 555475.

It is an arithmetic number, because the mean of its divisors is an integer number (498881313).

Almost surely, 2^3320347705 is an apocalyptic number.

It is an amenable number.

3320347705 is a deficient number, since it is larger than the sum of its proper divisors (670702799).

3320347705 is a wasteful number, since it uses less digits than its factorization.

3320347705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1105547.

The product of its (nonzero) digits is 52920, while the sum is 34.

The square root of 3320347705 is about 57622.4583387415. The cubic root of 3320347705 is about 1491.8592625589.

Adding to 3320347705 its reverse (5077430233), we get a palindrome (8397777938).

It can be divided in two parts, 33203 and 47705, that added together give a palindrome (80908).

The spelling of 3320347705 in words is "three billion, three hundred twenty million, three hundred forty-seven thousand, seven hundred five".