3320613761 has 4 divisors (see below), whose sum is σ = 3320729412. Its totient is φ = 3320498112.

The previous prime is 3320613749. The next prime is 3320613781. The reversal of 3320613761 is 1673160233.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 2057166736 + 1263447025 = 45356^2 + 35545^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3320613761 is a prime.

It is a super-2 number, since 2×3320613761² = 22052951499485130242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3320613731) 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, 21701 + ... + 84333.

It is an arithmetic number, because the mean of its divisors is an integer number (830182353).

Almost surely, 2^3320613761 is an apocalyptic number.

It is an amenable number.

3320613761 is a deficient number, since it is larger than the sum of its proper divisors (115651).

3320613761 is an equidigital number, since it uses as much as digits as its factorization.

3320613761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115650.

The product of its (nonzero) digits is 13608, while the sum is 32.

The square root of 3320613761 is about 57624.7669062531. The cubic root of 3320613761 is about 1491.8991085371.

Adding to 3320613761 its reverse (1673160233), we get a palindrome (4993773994).

The spelling of 3320613761 in words is "three billion, three hundred twenty million, six hundred thirteen thousand, seven hundred sixty-one".