3216490 has 16 divisors (see below), whose sum is σ = 5816448. Its totient is φ = 1280656.

The previous prime is 3216487. The next prime is 3216497. The reversal of 3216490 is 946123.

It is not an unprimeable number, because it can be changed into a prime (3216497) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2019 + ... + 3241.

It is an arithmetic number, because the mean of its divisors is an integer number (363528).

Almost surely, 2^3216490 is an apocalyptic number.

3216490 is a deficient number, since it is larger than the sum of its proper divisors (2599958).

3216490 is a wasteful number, since it uses less digits than its factorization.

3216490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1493.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 3216490 is about 1793.4575545577. The cubic root of 3216490 is about 147.6139500577.

The spelling of 3216490 in words is "three million, two hundred sixteen thousand, four hundred ninety".