3967777 has 8 divisors (see below), whose sum is σ = 4352832. Its totient is φ = 3586800.

The previous prime is 3967741. The next prime is 3967793. The reversal of 3967777 is 7777693.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3967777 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3967727) 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, 1252 + ... + 3082.

It is an arithmetic number, because the mean of its divisors is an integer number (544104).

Almost surely, 2^3967777 is an apocalyptic number.

It is an amenable number.

3967777 is a deficient number, since it is larger than the sum of its proper divisors (385055).

3967777 is a wasteful number, since it uses less digits than its factorization.

3967777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2039.

The product of its digits is 388962, while the sum is 46.

The square root of 3967777 is about 1991.9279605448. The cubic root of 3967777 is about 158.3126985728.

The spelling of 3967777 in words is "three million, nine hundred sixty-seven thousand, seven hundred seventy-seven".