3994608 has 20 divisors (see below), whose sum is σ = 10319528. Its totient is φ = 1331520.

The previous prime is 3994597. The next prime is 3994619. The reversal of 3994608 is 8064993.

It is an interprime number because it is at equal distance from previous prime (3994597) and next prime (3994619).

It is an Ulam number.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41563 + ... + 41658.

Almost surely, 2^3994608 is an apocalyptic number.

It is an amenable number.

3994608 is an abundant number, since it is smaller than the sum of its proper divisors (6324920).

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

3994608 is a wasteful number, since it uses less digits than its factorization.

3994608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83232 (or 83226 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 3994608 is about 1998.6515454176. The cubic root of 3994608 is about 158.6687459025.

The spelling of 3994608 in words is "three million, nine hundred ninety-four thousand, six hundred eight".