3969606 has 16 divisors (see below), whose sum is σ = 7963200. Its totient is φ = 1319208.

The previous prime is 3969601. The next prime is 3969611. The reversal of 3969606 is 6069693.

It is an interprime number because it is at equal distance from previous prime (3969601) and next prime (3969611).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3969601) 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, 1725 + ... + 3303.

It is an arithmetic number, because the mean of its divisors is an integer number (497700).

Almost surely, 2^3969606 is an apocalyptic number.

3969606 is an abundant number, since it is smaller than the sum of its proper divisors (3993594).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3969606 is a wasteful number, since it uses less digits than its factorization.

3969606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2003.

The product of its (nonzero) digits is 52488, while the sum is 39.

The square root of 3969606 is about 1992.3870105981. The cubic root of 3969606 is about 158.3370202896.

The spelling of 3969606 in words is "three million, nine hundred sixty-nine thousand, six hundred six".