226539097 has 4 divisors (see below), whose sum is σ = 234350820. Its totient is φ = 218727376.

The previous prime is 226539091. The next prime is 226539101. The reversal of 226539097 is 790935622.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 790935622 = 2 ⋅395467811.

It can be written as a sum of positive squares in 2 ways, for example, as 103306896 + 123232201 = 10164^2 + 11101^2 .

It is a cyclic number.

It is not a de Polignac number, because 226539097 - 2⁷ = 226538969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (226539091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3905818 + ... + 3905875.

It is an arithmetic number, because the mean of its divisors is an integer number (58587705).

Almost surely, 2^226539097 is an apocalyptic number.

It is an amenable number.

226539097 is a deficient number, since it is larger than the sum of its proper divisors (7811723).

226539097 is an equidigital number, since it uses as much as digits as its factorization.

226539097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7811722.

The product of its (nonzero) digits is 204120, while the sum is 43.

The square root of 226539097 is about 15051.2157980676. The cubic root of 226539097 is about 609.6038788078.

The spelling of 226539097 in words is "two hundred twenty-six million, five hundred thirty-nine thousand, ninety-seven".