3689679 has 8 divisors (see below), whose sum is σ = 5622400. Its totient is φ = 2108376.

The previous prime is 3689669. The next prime is 3689689. The reversal of 3689679 is 9769863.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3689669) and next prime (3689689).

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

It is not a de Polignac number, because 3689679 - 2⁷ = 3689551 is a prime.

It is a super-2 number, since 2×3689679² = 27227462246082, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3689669) 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, 87829 + ... + 87870.

It is an arithmetic number, because the mean of its divisors is an integer number (702800).

Almost surely, 2^3689679 is an apocalyptic number.

3689679 is a deficient number, since it is larger than the sum of its proper divisors (1932721).

3689679 is a wasteful number, since it uses less digits than its factorization.

3689679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175709.

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

The square root of 3689679 is about 1920.8537164501. The cubic root of 3689679 is about 154.5240900424.

The spelling of 3689679 in words is "three million, six hundred eighty-nine thousand, six hundred seventy-nine".