2016225 has 48 divisors (see below), whose sum is σ = 3868800. Its totient is φ = 1028160.

The previous prime is 2016211. The next prime is 2016239. The reversal of 2016225 is 5226102.

It is an interprime number because it is at equal distance from previous prime (2016211) and next prime (2016239).

It is not a de Polignac number, because 2016225 - 2⁵ = 2016193 is a prime.

It is an Ulam number.

2016225 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2016198 and 2016207.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 19524 + ... + 19626.

It is an arithmetic number, because the mean of its divisors is an integer number (80600).

2^2016225 is an apocalyptic number.

2016225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2016225 is a deficient number, since it is larger than the sum of its proper divisors (1852575).

2016225 is a wasteful number, since it uses less digits than its factorization.

2016225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151 (or 140 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 2016225 is about 1419.9383789447. The cubic root of 2016225 is about 126.3318914506.

The spelling of 2016225 in words is "two million, sixteen thousand, two hundred twenty-five".