225016 has 16 divisors (see below), whose sum is σ = 460440. Its totient is φ = 102240.

The previous prime is 224993. The next prime is 225023. The reversal of 225016 is 610522.

225016 = 111² + 112² + ... + 126².

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1191 + ... + 1366.

2²²⁵⁰¹⁶ is an apocalyptic number.

It is an amenable number.

225016 is an abundant number, since it is smaller than the sum of its proper divisors (235424).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225016 is a wasteful number, since it uses less digits than its factorization.

225016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2574 (or 2570 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 225016 is about 474.3585142063. The cubic root of 225016 is about 60.8234616287.

Adding to 225016 its reverse (610522), we get a palindrome (835538).

The spelling of 225016 in words is "two hundred twenty-five thousand, sixteen".