3200506 has 4 divisors (see below), whose sum is σ = 4800762. Its totient is φ = 1600252.

The previous prime is 3200479. The next prime is 3200507. The reversal of 3200506 is 6050023.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6050023 = 7 ⋅864289.

It can be written as a sum of positive squares in only one way, i.e., 1934881 + 1265625 = 1391^2 + 1125^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3200506.

It is not an unprimeable number, because it can be changed into a prime (3200507) 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, 800125 + ... + 800128.

Almost surely, 2^3200506 is an apocalyptic number.

3200506 is a deficient number, since it is larger than the sum of its proper divisors (1600256).

3200506 is a wasteful number, since it uses less digits than its factorization.

3200506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1600255.

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 3200506 is about 1788.9958077089. The cubic root of 3200506 is about 147.3690267027.

Adding to 3200506 its reverse (6050023), we get a palindrome (9250529).

The spelling of 3200506 in words is "three million, two hundred thousand, five hundred six".