226017997 has 2 divisors, whose sum is σ = 226017998. Its totient is φ = 226017996.

The previous prime is 226017991. The next prime is 226018003. The reversal of 226017997 is 799710622.

It is a balanced prime because it is at equal distance from previous prime (226017991) and next prime (226018003).

It can be written as a sum of positive squares in only one way, i.e., 205893801 + 20124196 = 14349^2 + 4486^2 .

It is a cyclic number.

It is not a de Polignac number, because 226017997 - 2³ = 226017989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226017991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113008998 + 113008999.

It is an arithmetic number, because the mean of its divisors is an integer number (113008999).

Almost surely, 2^226017997 is an apocalyptic number.

It is an amenable number.

226017997 is a deficient number, since it is larger than the sum of its proper divisors (1).

226017997 is an equidigital number, since it uses as much as digits as its factorization.

226017997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 95256, while the sum is 43.

The square root of 226017997 is about 15033.8949377731. The cubic root of 226017997 is about 609.1361030933.

The spelling of 226017997 in words is "two hundred twenty-six million, seventeen thousand, nine hundred ninety-seven".