3698104609 has 4 divisors (see below), whose sum is σ = 3722595520. Its totient is φ = 3673613700.

The previous prime is 3698104583. The next prime is 3698104637. The reversal of 3698104609 is 9064018963.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 9064018963 = 23 ⋅394087781.

It is a cyclic number.

It is not a de Polignac number, because 3698104609 - 2²⁵ = 3664550177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3698104649) 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, 12245229 + ... + 12245530.

It is an arithmetic number, because the mean of its divisors is an integer number (930648880).

Almost surely, 2^3698104609 is an apocalyptic number.

It is an amenable number.

3698104609 is a deficient number, since it is larger than the sum of its proper divisors (24490911).

3698104609 is a wasteful number, since it uses less digits than its factorization.

3698104609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24490910.

The product of its (nonzero) digits is 279936, while the sum is 46.

The square root of 3698104609 is about 60812.0432891380. The cubic root of 3698104609 is about 1546.4162237914.

The spelling of 3698104609 in words is "three billion, six hundred ninety-eight million, one hundred four thousand, six hundred nine".