3695749539 has 4 divisors (see below), whose sum is σ = 4927666056. Its totient is φ = 2463833024.

The previous prime is 3695749523. The next prime is 3695749559. The reversal of 3695749539 is 9359475963.

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

It is a cyclic number.

It is not a de Polignac number, because 3695749539 - 2⁴ = 3695749523 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3695749559) 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, 615958254 + ... + 615958259.

It is an arithmetic number, because the mean of its divisors is an integer number (1231916514).

Almost surely, 2^3695749539 is an apocalyptic number.

3695749539 is a deficient number, since it is larger than the sum of its proper divisors (1231916517).

3695749539 is a wasteful number, since it uses less digits than its factorization.

3695749539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1231916516.

The product of its digits is 27556200, while the sum is 60.

The square root of 3695749539 is about 60792.6766888907. The cubic root of 3695749539 is about 1546.0878851593.

The spelling of 3695749539 in words is "three billion, six hundred ninety-five million, seven hundred forty-nine thousand, five hundred thirty-nine".