4063966 has 4 divisors (see below), whose sum is σ = 6095952. Its totient is φ = 2031982.

The previous prime is 4063963. The next prime is 4063991. The reversal of 4063966 is 6693604.

It is a semiprime because it is the product of two primes.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4063963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1015990 + ... + 1015993.

It is an arithmetic number, because the mean of its divisors is an integer number (1523988).

Almost surely, 2^4063966 is an apocalyptic number.

4063966 is a deficient number, since it is larger than the sum of its proper divisors (2031986).

4063966 is a wasteful number, since it uses less digits than its factorization.

4063966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2031985.

The product of its (nonzero) digits is 23328, while the sum is 34.

The square root of 4063966 is about 2015.9280741138. The cubic root of 4063966 is about 159.5817984993.

The spelling of 4063966 in words is "four million, sixty-three thousand, nine hundred sixty-six".