3320604505 has 4 divisors (see below), whose sum is σ = 3984725412. Its totient is φ = 2656483600.

The previous prime is 3320604503. The next prime is 3320604563. The reversal of 3320604505 is 5054060233.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5054060233 = 173 ⋅29214221.

It can be written as a sum of positive squares in 2 ways, for example, as 1781768521 + 1538835984 = 42211^2 + 39228^2 .

It is not a de Polignac number, because 3320604505 - 2¹ = 3320604503 is a prime.

It is a super-2 number, since 2×3320604505² = 22052828557252590050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3320604503) 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, 332060446 + ... + 332060455.

It is an arithmetic number, because the mean of its divisors is an integer number (996181353).

Almost surely, 2^3320604505 is an apocalyptic number.

It is an amenable number.

3320604505 is a deficient number, since it is larger than the sum of its proper divisors (664120907).

3320604505 is an equidigital number, since it uses as much as digits as its factorization.

3320604505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 664120906.

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 3320604505 is about 57624.6865935078. The cubic root of 3320604505 is about 1491.8977223444.

Adding to 3320604505 its reverse (5054060233), we get a palindrome (8374664738).

The spelling of 3320604505 in words is "three billion, three hundred twenty million, six hundred four thousand, five hundred five".