3598252645 has 16 divisors (see below), whose sum is σ = 4702304880. Its totient is φ = 2627311104.

The previous prime is 3598252639. The next prime is 3598252663. The reversal of 3598252645 is 5462528953.

It can be written as a sum of positive squares in 8 ways, for example, as 222875041 + 3375377604 = 14929^2 + 58098^2 .

It is a cyclic number.

It is not a de Polignac number, because 3598252645 - 2²³ = 3589864037 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 305214 + ... + 316783.

It is an arithmetic number, because the mean of its divisors is an integer number (293894055).

Almost surely, 2^3598252645 is an apocalyptic number.

It is an amenable number.

3598252645 is a deficient number, since it is larger than the sum of its proper divisors (1104052235).

3598252645 is a wasteful number, since it uses less digits than its factorization.

3598252645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622104.

The product of its digits is 2592000, while the sum is 49.

The square root of 3598252645 is about 59985.4369409776. The cubic root of 3598252645 is about 1532.3708589873.

The spelling of 3598252645 in words is "three billion, five hundred ninety-eight million, two hundred fifty-two thousand, six hundred forty-five".