3689799 has 16 divisors (see below), whose sum is σ = 5287680. Its totient is φ = 2280320.

The previous prime is 3689797. The next prime is 3689809. The reversal of 3689799 is 9979863.

3689799 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 3689799 - 2¹ = 3689797 is a prime.

It is a super-2 number, since 2×3689799² = 27229233320802, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3689797) 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 15 ways as a sum of consecutive naturals, for example, 3112 + ... + 4130.

It is an arithmetic number, because the mean of its divisors is an integer number (330480).

Almost surely, 2^3689799 is an apocalyptic number.

3689799 is a deficient number, since it is larger than the sum of its proper divisors (1597881).

3689799 is a wasteful number, since it uses less digits than its factorization.

3689799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110.

The product of its digits is 734832, while the sum is 51.

The square root of 3689799 is about 1920.8849523071. The cubic root of 3689799 is about 154.5257652278.

Subtracting 3689799 from its reverse (9979863), we obtain a square (6290064 = 2508²).

The spelling of 3689799 in words is "three million, six hundred eighty-nine thousand, seven hundred ninety-nine".