3968994 has 16 divisors (see below), whose sum is σ = 7960320. Its totient is φ = 1319280.

The previous prime is 3968983. The next prime is 3969001. The reversal of 3968994 is 4998693.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2184 + ... + 3564.

It is an arithmetic number, because the mean of its divisors is an integer number (497520).

Almost surely, 2^3968994 is an apocalyptic number.

3968994 is an abundant number, since it is smaller than the sum of its proper divisors (3991326).

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

3968994 is a wasteful number, since it uses less digits than its factorization.

3968994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1865.

The product of its digits is 419904, while the sum is 48.

The square root of 3968994 is about 1992.2334200590. The cubic root of 3968994 is about 158.3288828543.

The spelling of 3968994 in words is "three million, nine hundred sixty-eight thousand, nine hundred ninety-four".