3698287869 has 8 divisors (see below), whose sum is σ = 4931356672. Its totient is φ = 2465372160.

The previous prime is 3698287861. The next prime is 3698287907. The reversal of 3698287869 is 9687828963.

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

It is not a de Polignac number, because 3698287869 - 2³ = 3698287861 is a prime.

It is a super-2 number, since 2×3698287869² = 27354666323985122322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3698287861) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42372 + ... + 95874.

It is an arithmetic number, because the mean of its divisors is an integer number (616419584).

Almost surely, 2^3698287869 is an apocalyptic number.

It is an amenable number.

3698287869 is a deficient number, since it is larger than the sum of its proper divisors (1233068803).

3698287869 is a wasteful number, since it uses less digits than its factorization.

3698287869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76547.

The product of its digits is 62705664, while the sum is 66.

The square root of 3698287869 is about 60813.5500443774. The cubic root of 3698287869 is about 1546.4417676475.

The spelling of 3698287869 in words is "three billion, six hundred ninety-eight million, two hundred eighty-seven thousand, eight hundred sixty-nine".