3613445307 has 12 divisors (see below), whose sum is σ = 5227861080. Its totient is φ = 2405068128.

The previous prime is 3613445293. The next prime is 3613445321. The reversal of 3613445307 is 7035443163.

3613445307 is a `hidden beast` number, since 3 + 6 + 1 + 344 + 5 + 307 = 666.

It is an interprime number because it is at equal distance from previous prime (3613445293) and next prime (3613445321).

It is not a de Polignac number, because 3613445307 - 2⁸ = 3613445051 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3613445377) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 318738 + ... + 329879.

It is an arithmetic number, because the mean of its divisors is an integer number (435655090).

Almost surely, 2^3613445307 is an apocalyptic number.

3613445307 is a deficient number, since it is larger than the sum of its proper divisors (1614415773).

3613445307 is a wasteful number, since it uses less digits than its factorization.

3613445307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 649242 (or 649239 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 36.

The square root of 3613445307 is about 60111.9398040023. The cubic root of 3613445307 is about 1534.5245064944.

The spelling of 3613445307 in words is "three billion, six hundred thirteen million, four hundred forty-five thousand, three hundred seven".