226516 has 6 divisors (see below), whose sum is σ = 396410. Its totient is φ = 113256.

The previous prime is 226511. The next prime is 226531. The reversal of 226516 is 615622.

It can be written as a sum of positive squares in only one way, i.e., 184900 + 41616 = 430^2 + 204^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28311 + ... + 28318.

2²²⁶⁵¹⁶ is an apocalyptic number.

It is an amenable number.

226516 is a deficient number, since it is larger than the sum of its proper divisors (169894).

226516 is a wasteful number, since it uses less digits than its factorization.

226516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56633 (or 56631 counting only the distinct ones).

The product of its digits is 720, while the sum is 22.

The square root of 226516 is about 475.9369706169. The cubic root of 226516 is about 60.9583160531.

The spelling of 226516 in words is "two hundred twenty-six thousand, five hundred sixteen".