226625137 has 2 divisors, whose sum is σ = 226625138. Its totient is φ = 226625136.

The previous prime is 226625131. The next prime is 226625143. The reversal of 226625137 is 731526622.

It is a balanced prime because it is at equal distance from previous prime (226625131) and next prime (226625143).

It can be written as a sum of positive squares in only one way, i.e., 165096801 + 61528336 = 12849^2 + 7844^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-226625137 is a prime.

It is not a weakly prime, because it can be changed into another prime (226625131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113312568 + 113312569.

It is an arithmetic number, because the mean of its divisors is an integer number (113312569).

Almost surely, 2^226625137 is an apocalyptic number.

It is an amenable number.

226625137 is a deficient number, since it is larger than the sum of its proper divisors (1).

226625137 is an equidigital number, since it uses as much as digits as its factorization.

226625137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 34.

The square root of 226625137 is about 15054.0737675886. The cubic root of 226625137 is about 609.6810452949.

The spelling of 226625137 in words is "two hundred twenty-six million, six hundred twenty-five thousand, one hundred thirty-seven".