226990317 has 16 divisors (see below), whose sum is σ = 306936000. Its totient is φ = 149195904.

The previous prime is 226990271. The next prime is 226990327. The reversal of 226990317 is 713099622.

It is not a de Polignac number, because 226990317 - 2⁷ = 226990189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226990327) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110859 + ... + 112887.

It is an arithmetic number, because the mean of its divisors is an integer number (19183500).

Almost surely, 2^226990317 is an apocalyptic number.

It is an amenable number.

226990317 is a deficient number, since it is larger than the sum of its proper divisors (79945683).

226990317 is a wasteful number, since it uses less digits than its factorization.

226990317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2540.

The product of its (nonzero) digits is 40824, while the sum is 39.

The square root of 226990317 is about 15066.1978282512. The cubic root of 226990317 is about 610.0083462085.

The spelling of 226990317 in words is "two hundred twenty-six million, nine hundred ninety thousand, three hundred seventeen".