3799966 has 4 divisors (see below), whose sum is σ = 5699952. Its totient is φ = 1899982.

The previous prime is 3799951. The next prime is 3799973. The reversal of 3799966 is 6699973.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6699973 = 7 ⋅957139.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 949990 + ... + 949993.

It is an arithmetic number, because the mean of its divisors is an integer number (1424988).

Almost surely, 2^3799966 is an apocalyptic number.

3799966 is a deficient number, since it is larger than the sum of its proper divisors (1899986).

3799966 is a wasteful number, since it uses less digits than its factorization.

3799966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1899985.

The product of its digits is 551124, while the sum is 49.

The square root of 3799966 is about 1949.3501481263. The cubic root of 3799966 is about 156.0486096599.

The spelling of 3799966 in words is "three million, seven hundred ninety-nine thousand, nine hundred sixty-six".