16225863 has 8 divisors (see below), whose sum is σ = 21744000. Its totient is φ = 10762488.

The previous prime is 16225861. The next prime is 16225903. The reversal of 16225863 is 36852261.

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

It is not a de Polignac number, because 16225863 - 2¹ = 16225861 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16225861) 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, 12993 + ... + 14186.

It is an arithmetic number, because the mean of its divisors is an integer number (2718000).

Almost surely, 2^16225863 is an apocalyptic number.

16225863 is a deficient number, since it is larger than the sum of its proper divisors (5518137).

16225863 is a wasteful number, since it uses less digits than its factorization.

16225863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27381.

The product of its digits is 17280, while the sum is 33.

The square root of 16225863 is about 4028.1339352112. The cubic root of 16225863 is about 253.1643804604.

The spelling of 16225863 in words is "sixteen million, two hundred twenty-five thousand, eight hundred sixty-three".