3568971497 has 12 divisors (see below), whose sum is σ = 4471020036. Its totient is φ = 2823801120.

The previous prime is 3568971463. The next prime is 3568971499. The reversal of 3568971497 is 7941798653.

It can be written as a sum of positive squares in 2 ways, for example, as 1959036121 + 1609935376 = 44261^2 + 40124^2 .

It is not a de Polignac number, because 3568971497 - 2²⁴ = 3552194281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3568971499) 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, 2800754 + ... + 2802027.

It is an arithmetic number, because the mean of its divisors is an integer number (372585003).

Almost surely, 2^3568971497 is an apocalyptic number.

It is an amenable number.

3568971497 is a deficient number, since it is larger than the sum of its proper divisors (902048539).

3568971497 is a wasteful number, since it uses less digits than its factorization.

3568971497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5602808 (or 5602801 counting only the distinct ones).

The product of its digits is 11430720, while the sum is 59.

The square root of 3568971497 is about 59740.8695701695. The cubic root of 3568971497 is about 1528.2029247287.

The spelling of 3568971497 in words is "three billion, five hundred sixty-eight million, nine hundred seventy-one thousand, four hundred ninety-seven".