3977006 has 8 divisors (see below), whose sum is σ = 6507864. Its totient is φ = 1807720.

The previous prime is 3977003. The next prime is 3977011. The reversal of 3977006 is 6007793.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3977003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90365 + ... + 90408.

It is an arithmetic number, because the mean of its divisors is an integer number (813483).

Almost surely, 2^3977006 is an apocalyptic number.

3977006 is a deficient number, since it is larger than the sum of its proper divisors (2530858).

3977006 is a wasteful number, since it uses less digits than its factorization.

3977006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180786.

The product of its (nonzero) digits is 7938, while the sum is 32.

The square root of 3977006 is about 1994.2432148562. The cubic root of 3977006 is about 158.4353479848.

The spelling of 3977006 in words is "three million, nine hundred seventy-seven thousand, six".