3997677 has 8 divisors (see below), whose sum is σ = 5352480. Its totient is φ = 2654000.

The previous prime is 3997673. The next prime is 3997723. The reversal of 3997677 is 7767993.

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

It is a cyclic number.

It is not a de Polignac number, because 3997677 - 2² = 3997673 is a prime.

3997677 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3997673) 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, 1902 + ... + 3407.

It is an arithmetic number, because the mean of its divisors is an integer number (669060).

Almost surely, 2^3997677 is an apocalyptic number.

It is an amenable number.

3997677 is a deficient number, since it is larger than the sum of its proper divisors (1354803).

3997677 is a wasteful number, since it uses less digits than its factorization.

3997677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5563.

The product of its digits is 500094, while the sum is 48.

The square root of 3997677 is about 1999.4191656579. The cubic root of 3997677 is about 158.7093698075.

The spelling of 3997677 in words is "three million, nine hundred ninety-seven thousand, six hundred seventy-seven".