2303216 has 20 divisors (see below), whose sum is σ = 4572624. Its totient is φ = 1123200.

The previous prime is 2303179. The next prime is 2303219. The reversal of 2303216 is 6123032.

It is a hoax number, since the sum of its digits (17) coincides with the sum of the digits of its distinct prime factors.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 2303194 and 2303203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2303219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1100 + ... + 2411.

2^2303216 is an apocalyptic number.

It is an amenable number.

2303216 is a deficient number, since it is larger than the sum of its proper divisors (2269408).

2303216 is a wasteful number, since it uses less digits than its factorization.

2303216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3560 (or 3554 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 2303216 is about 1517.6350022321. The cubic root of 2303216 is about 132.0621072900.

Adding to 2303216 its reverse (6123032), we get a palindrome (8426248).

The spelling of 2303216 in words is "two million, three hundred three thousand, two hundred sixteen".