2172203 has 8 divisors (see below), whose sum is σ = 2410560. Its totient is φ = 1940680.

The previous prime is 2172197. The next prime is 2172211. The reversal of 2172203 is 3022712.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2172203 - 2¹² = 2168107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2172253) 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, 1025 + ... + 2322.

It is an arithmetic number, because the mean of its divisors is an integer number (301320).

2^2172203 is an apocalyptic number.

2172203 is a deficient number, since it is larger than the sum of its proper divisors (238357).

2172203 is a wasteful number, since it uses less digits than its factorization.

2172203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3417.

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 2172203 is about 1473.8395435053. The cubic root of 2172203 is about 129.5090555824.

Adding to 2172203 its reverse (3022712), we get a palindrome (5194915).

The spelling of 2172203 in words is "two million, one hundred seventy-two thousand, two hundred three".