3695738891 has 8 divisors (see below), whose sum is σ = 4003861344. Its totient is φ = 3391021440.

The previous prime is 3695738867. The next prime is 3695738903. The reversal of 3695738891 is 1988375963.

3695738891 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3695738891 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3695738891.

It is not an unprimeable number, because it can be changed into a prime (3695738491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 848990 + ... + 853331.

It is an arithmetic number, because the mean of its divisors is an integer number (500482668).

Almost surely, 2^3695738891 is an apocalyptic number.

3695738891 is a deficient number, since it is larger than the sum of its proper divisors (308122453).

3695738891 is a wasteful number, since it uses less digits than its factorization.

3695738891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1702501.

The product of its digits is 9797760, while the sum is 59.

The square root of 3695738891 is about 60792.5891124897. The cubic root of 3695738891 is about 1546.0864003221.

The spelling of 3695738891 in words is "three billion, six hundred ninety-five million, seven hundred thirty-eight thousand, eight hundred ninety-one".