3536197697 has 4 divisors (see below), whose sum is σ = 3537551556. Its totient is φ = 3534843840.

The previous prime is 3536197681. The next prime is 3536197699. The reversal of 3536197697 is 7967916353.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1967720881 + 1568476816 = 44359^2 + 39604^2 .

It is a cyclic number.

It is not a de Polignac number, because 3536197697 - 2⁴ = 3536197681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3536197699) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 673004 + ... + 678237.

It is an arithmetic number, because the mean of its divisors is an integer number (884387889).

Almost surely, 2^3536197697 is an apocalyptic number.

It is an amenable number.

3536197697 is a deficient number, since it is larger than the sum of its proper divisors (1353859).

3536197697 is a wasteful number, since it uses less digits than its factorization.

3536197697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1353858.

The product of its digits is 6429780, while the sum is 56.

The square root of 3536197697 is about 59465.9372834567. The cubic root of 3536197697 is about 1523.5107126126.

The spelling of 3536197697 in words is "three billion, five hundred thirty-six million, one hundred ninety-seven thousand, six hundred ninety-seven".