3613745684 has 6 divisors (see below), whose sum is σ = 6324054954. Its totient is φ = 1806872840.

The previous prime is 3613745683. The next prime is 3613745719. The reversal of 3613745684 is 4865473163.

It can be written as a sum of positive squares in only one way, i.e., 3295908100 + 317837584 = 57410^2 + 17828^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3613745683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 451718207 + ... + 451718214.

It is an arithmetic number, because the mean of its divisors is an integer number (1054009159).

Almost surely, 2^3613745684 is an apocalyptic number.

It is an amenable number.

3613745684 is a deficient number, since it is larger than the sum of its proper divisors (2710309270).

3613745684 is a wasteful number, since it uses less digits than its factorization.

3613745684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 903436425 (or 903436423 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 47.

The square root of 3613745684 is about 60114.4382324247. The cubic root of 3613745684 is about 1534.5670257576.

The spelling of 3613745684 in words is "three billion, six hundred thirteen million, seven hundred forty-five thousand, six hundred eighty-four".