3698719 has 2 divisors, whose sum is σ = 3698720. Its totient is φ = 3698718.

The previous prime is 3698713. The next prime is 3698753. The reversal of 3698719 is 9178963.

3698719 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3698719 - 2¹³ = 3690527 is a prime.

It is a super-2 number, since 2×3698719² = 27361044481922, which contains 22 as substring.

3698719 is a lucky number.

It is a zygodrome in base 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3698713) 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 as a sum of consecutive naturals, namely, 1849359 + 1849360.

It is an arithmetic number, because the mean of its divisors is an integer number (1849360).

Almost surely, 2^3698719 is an apocalyptic number.

3698719 is a deficient number, since it is larger than the sum of its proper divisors (1).

3698719 is an equidigital number, since it uses as much as digits as its factorization.

3698719 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 81648, while the sum is 43.

The square root of 3698719 is about 1923.2053972470. The cubic root of 3698719 is about 154.6501857893.

The spelling of 3698719 in words is "three million, six hundred ninety-eight thousand, seven hundred nineteen".