3992606 has 4 divisors (see below), whose sum is σ = 5988912. Its totient is φ = 1996302.

The previous prime is 3992587. The next prime is 3992609. The reversal of 3992606 is 6062993.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3992609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 998150 + ... + 998153.

It is an arithmetic number, because the mean of its divisors is an integer number (1497228).

Almost surely, 2^3992606 is an apocalyptic number.

3992606 is a deficient number, since it is larger than the sum of its proper divisors (1996306).

3992606 is a wasteful number, since it uses less digits than its factorization.

3992606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1996305.

The product of its (nonzero) digits is 17496, while the sum is 35.

The square root of 3992606 is about 1998.1506449715. The cubic root of 3992606 is about 158.6422345059.

The spelling of 3992606 in words is "three million, nine hundred ninety-two thousand, six hundred six".