3994462 has 4 divisors (see below), whose sum is σ = 5991696. Its totient is φ = 1997230.

The previous prime is 3994453. The next prime is 3994481. The reversal of 3994462 is 2644993.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2644993 = 13 ⋅203461.

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, 998614 + ... + 998617.

It is an arithmetic number, because the mean of its divisors is an integer number (1497924).

Almost surely, 2^3994462 is an apocalyptic number.

3994462 is a deficient number, since it is larger than the sum of its proper divisors (1997234).

3994462 is a wasteful number, since it uses less digits than its factorization.

3994462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1997233.

The product of its digits is 46656, while the sum is 37.

The square root of 3994462 is about 1998.6150204579. The cubic root of 3994462 is about 158.6668128034. Note that the first 3 decimals are identical.

The spelling of 3994462 in words is "three million, nine hundred ninety-four thousand, four hundred sixty-two".