226023997 has 2 divisors, whose sum is σ = 226023998. Its totient is φ = 226023996.

The previous prime is 226023991. The next prime is 226024063. The reversal of 226023997 is 799320622.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 198838201 + 27185796 = 14101^2 + 5214^2 .

It is a cyclic number.

It is not a de Polignac number, because 226023997 - 2³ = 226023989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226023991) 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 as a sum of consecutive naturals, namely, 113011998 + 113011999.

It is an arithmetic number, because the mean of its divisors is an integer number (113011999).

Almost surely, 2^226023997 is an apocalyptic number.

It is an amenable number.

226023997 is a deficient number, since it is larger than the sum of its proper divisors (1).

226023997 is an equidigital number, since it uses as much as digits as its factorization.

226023997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 40.

The square root of 226023997 is about 15034.0944855352. The cubic root of 226023997 is about 609.1414932014.

The spelling of 226023997 in words is "two hundred twenty-six million, twenty-three thousand, nine hundred ninety-seven".