3992036 has 6 divisors (see below), whose sum is σ = 6986070. Its totient is φ = 1996016.

The previous prime is 3992029. The next prime is 3992057. The reversal of 3992036 is 6302993.

It can be written as a sum of positive squares in only one way, i.e., 2910436 + 1081600 = 1706^2 + 1040^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3991993 and 3992011.

It is an unprimeable number.

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, 499001 + ... + 499008.

It is an arithmetic number, because the mean of its divisors is an integer number (1164345).

Almost surely, 2^3992036 is an apocalyptic number.

It is an amenable number.

3992036 is a deficient number, since it is larger than the sum of its proper divisors (2994034).

3992036 is a wasteful number, since it uses less digits than its factorization.

3992036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 998013 (or 998011 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 32.

The square root of 3992036 is about 1998.0080079920. The cubic root of 3992036 is about 158.6346846853.

Subtracting from 3992036 its sum of digits (32), we obtain a square (3992004 = 1998²).

The spelling of 3992036 in words is "three million, nine hundred ninety-two thousand, thirty-six".