16225503 has 16 divisors (see below), whose sum is σ = 24788736. Its totient is φ = 9247680.

The previous prime is 16225483. The next prime is 16225507. The reversal of 16225503 is 30552261.

It is not a de Polignac number, because 16225503 - 2⁸ = 16225247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16225507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10200 + ... + 11682.

It is an arithmetic number, because the mean of its divisors is an integer number (1549296).

Almost surely, 2^16225503 is an apocalyptic number.

16225503 is a deficient number, since it is larger than the sum of its proper divisors (8563233).

16225503 is a wasteful number, since it uses less digits than its factorization.

16225503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2014.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 16225503 is about 4028.0892492595. The cubic root of 16225503 is about 253.1625081439.

Adding to 16225503 its reverse (30552261), we get a palindrome (46777764).

The spelling of 16225503 in words is "sixteen million, two hundred twenty-five thousand, five hundred three".