16411225 has 12 divisors (see below), whose sum is σ = 20784384. Its totient is φ = 12848720.

The previous prime is 16411211. The next prime is 16411237. The reversal of 16411225 is 52211461.

It is a de Polignac number, because none of the positive numbers 2^k-16411225 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16411196 and 16411205.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5809 + ... + 8158.

It is an arithmetic number, because the mean of its divisors is an integer number (1732032).

Almost surely, 2^16411225 is an apocalyptic number.

It is an amenable number.

16411225 is a deficient number, since it is larger than the sum of its proper divisors (4373159).

16411225 is a wasteful number, since it uses less digits than its factorization.

16411225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14024 (or 14019 counting only the distinct ones).

The product of its digits is 480, while the sum is 22.

The square root of 16411225 is about 4051.0770172881. The cubic root of 16411225 is about 254.1247707826.

Adding to 16411225 its reverse (52211461), we get a palindrome (68622686).

The spelling of 16411225 in words is "sixteen million, four hundred eleven thousand, two hundred twenty-five".