3216850406 has 64 divisors (see below), whose sum is σ = 6181056000. Its totient is φ = 1219104000.

The previous prime is 3216850391. The next prime is 3216850409. The reversal of 3216850406 is 6040586123.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3216850409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3150176 + ... + 3151196.

It is an arithmetic number, because the mean of its divisors is an integer number (96579000).

Almost surely, 2^3216850406 is an apocalyptic number.

3216850406 is a deficient number, since it is larger than the sum of its proper divisors (2964205594).

3216850406 is a wasteful number, since it uses less digits than its factorization.

3216850406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1581.

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 3216850406 is about 56717.2848962289. The cubic root of 3216850406 is about 1476.1946320674.

The spelling of 3216850406 in words is "three billion, two hundred sixteen million, eight hundred fifty thousand, four hundred six".