3698679 has 4 divisors (see below), whose sum is σ = 4931576. Its totient is φ = 2465784.

The previous prime is 3698671. The next prime is 3698683. The reversal of 3698679 is 9768963.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 3698679 - 2³ = 3698671 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3698671) 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, 616444 + ... + 616449.

It is an arithmetic number, because the mean of its divisors is an integer number (1232894).

Almost surely, 2^3698679 is an apocalyptic number.

3698679 is a deficient number, since it is larger than the sum of its proper divisors (1232897).

3698679 is a wasteful number, since it uses less digits than its factorization.

3698679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1232896.

The product of its digits is 489888, while the sum is 48.

The square root of 3698679 is about 1923.1949979136. The cubic root of 3698679 is about 154.6496282963.

The spelling of 3698679 in words is "three million, six hundred ninety-eight thousand, six hundred seventy-nine".