3976398 has 16 divisors (see below), whose sum is σ = 8836560. Its totient is φ = 1325448.

The previous prime is 3976397. The next prime is 3976403. The reversal of 3976398 is 8936793.

It is a happy number.

3976398 is a `hidden beast` number, since 3 + 9 + 7 + 639 + 8 = 666.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3976391) by changing a digit.

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, 36765 + ... + 36872.

It is an arithmetic number, because the mean of its divisors is an integer number (552285).

Almost surely, 2^3976398 is an apocalyptic number.

3976398 is an abundant number, since it is smaller than the sum of its proper divisors (4860162).

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

3976398 is a wasteful number, since it uses less digits than its factorization.

3976398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73648 (or 73642 counting only the distinct ones).

The product of its digits is 244944, while the sum is 45.

The square root of 3976398 is about 1994.0907702509. The cubic root of 3976398 is about 158.4272737701.

The spelling of 3976398 in words is "three million, nine hundred seventy-six thousand, three hundred ninety-eight".