226297807 has 2 divisors, whose sum is σ = 226297808. Its totient is φ = 226297806.

The previous prime is 226297783. The next prime is 226297849. The reversal of 226297807 is 708792622.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-226297807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226217807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113148903 + 113148904.

It is an arithmetic number, because the mean of its divisors is an integer number (113148904).

Almost surely, 2^226297807 is an apocalyptic number.

226297807 is a deficient number, since it is larger than the sum of its proper divisors (1).

226297807 is an equidigital number, since it uses as much as digits as its factorization.

226297807 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 169344, while the sum is 43.

The square root of 226297807 is about 15043.1980310039. The cubic root of 226297807 is about 609.3873693461.

The spelling of 226297807 in words is "two hundred twenty-six million, two hundred ninety-seven thousand, eight hundred seven".