3322613645 has 16 divisors (see below), whose sum is σ = 4295818800. Its totient is φ = 2452491264.

The previous prime is 3322613641. The next prime is 3322613647. The reversal of 3322613645 is 5463162233.

It can be written as a sum of positive squares in 8 ways, for example, as 114297481 + 3208316164 = 10691^2 + 56642^2 .

It is a cyclic number.

It is not a de Polignac number, because 3322613645 - 2² = 3322613641 is a prime.

It is a super-3 number, since 3×3322613645³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3322613641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146531 + ... + 167679.

It is an arithmetic number, because the mean of its divisors is an integer number (268488675).

Almost surely, 2^3322613645 is an apocalyptic number.

It is an amenable number.

3322613645 is a deficient number, since it is larger than the sum of its proper divisors (973205155).

3322613645 is a wasteful number, since it uses less digits than its factorization.

3322613645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23584.

The product of its digits is 77760, while the sum is 35.

The square root of 3322613645 is about 57642.1169371840. The cubic root of 3322613645 is about 1492.1985538200.

Adding to 3322613645 its reverse (5463162233), we get a palindrome (8785775878).

The spelling of 3322613645 in words is "three billion, three hundred twenty-two million, six hundred thirteen thousand, six hundred forty-five".