226464993 has 12 divisors (see below), whose sum is σ = 327272400. Its totient is φ = 150904536.

The previous prime is 226464991. The next prime is 226465021. The reversal of 226464993 is 399464622.

It is not a de Polignac number, because 226464993 - 2¹ = 226464991 is a prime.

It is not an unprimeable number, because it can be changed into a prime (226464991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19630 + ... + 28952.

It is an arithmetic number, because the mean of its divisors is an integer number (27272700).

Almost surely, 2^226464993 is an apocalyptic number.

It is an amenable number.

226464993 is a deficient number, since it is larger than the sum of its proper divisors (100807407).

226464993 is a wasteful number, since it uses less digits than its factorization.

226464993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12028 (or 12025 counting only the distinct ones).

The product of its digits is 559872, while the sum is 45.

The square root of 226464993 is about 15048.7538686763. The cubic root of 226464993 is about 609.5374016699.

The spelling of 226464993 in words is "two hundred twenty-six million, four hundred sixty-four thousand, nine hundred ninety-three".