3536868357 has 18 divisors (see below), whose sum is σ = 5615470406. Its totient is φ = 2143555920.

The previous prime is 3536868317. The next prime is 3536868383. The reversal of 3536868357 is 7538686353.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3308435361 + 228432996 = 57519^2 + 15114^2 .

It is not a de Polignac number, because 3536868357 - 2⁷ = 3536868229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3536868317) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1622818 + ... + 1624995.

Almost surely, 2^3536868357 is an apocalyptic number.

It is an amenable number.

3536868357 is a deficient number, since it is larger than the sum of its proper divisors (2078602049).

3536868357 is a wasteful number, since it uses less digits than its factorization.

3536868357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3247841 (or 3247827 counting only the distinct ones).

The product of its digits is 10886400, while the sum is 54.

The square root of 3536868357 is about 59471.5760426777. The cubic root of 3536868357 is about 1523.6070206808.

The spelling of 3536868357 in words is "three billion, five hundred thirty-six million, eight hundred sixty-eight thousand, three hundred fifty-seven".