16225203 has 8 divisors (see below), whose sum is σ = 22218448. Its totient is φ = 10524384.

The previous prime is 16225201. The next prime is 16225213. The reversal of 16225203 is 30252261.

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

It is not a de Polignac number, because 16225203 - 2¹ = 16225201 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16225203.

It is not an unprimeable number, because it can be changed into a prime (16225201) 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, 72976 + ... + 73197.

It is an arithmetic number, because the mean of its divisors is an integer number (2777306).

Almost surely, 2^16225203 is an apocalyptic number.

16225203 is a deficient number, since it is larger than the sum of its proper divisors (5993245).

16225203 is a wasteful number, since it uses less digits than its factorization.

16225203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146213.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 16225203 is about 4028.0520105877. The cubic root of 16225203 is about 253.1609478591.

Adding to 16225203 its reverse (30252261), we get a palindrome (46477464).

The spelling of 16225203 in words is "sixteen million, two hundred twenty-five thousand, two hundred three".