3617064725 has 6 divisors (see below), whose sum is σ = 4485160290. Its totient is φ = 2893651760.

The previous prime is 3617064707. The next prime is 3617064727. The reversal of 3617064725 is 5274607163.

It can be written as a sum of positive squares in 3 ways, for example, as 44970436 + 3572094289 = 6706^2 + 59767^2 .

It is a de Polignac number, because none of the positive numbers 2^k-3617064725 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3617064727) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 72341270 + ... + 72341319.

It is an arithmetic number, because the mean of its divisors is an integer number (747526715).

Almost surely, 2^3617064725 is an apocalyptic number.

It is an amenable number.

3617064725 is a deficient number, since it is larger than the sum of its proper divisors (868095565).

3617064725 is a wasteful number, since it uses less digits than its factorization.

3617064725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144682599 (or 144682594 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 41.

The square root of 3617064725 is about 60142.0379185807. The cubic root of 3617064725 is about 1535.0366891675.

The spelling of 3617064725 in words is "three billion, six hundred seventeen million, sixty-four thousand, seven hundred twenty-five".