226128967 has 2 divisors, whose sum is σ = 226128968. Its totient is φ = 226128966.

The previous prime is 226128949. The next prime is 226128971. The reversal of 226128967 is 769821622.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 226128967 - 2⁷ = 226128839 is a prime.

It is a super-2 number, since 2×226128967² = 102268619432974178, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226128997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113064483 + 113064484.

It is an arithmetic number, because the mean of its divisors is an integer number (113064484).

Almost surely, 2^226128967 is an apocalyptic number.

226128967 is a deficient number, since it is larger than the sum of its proper divisors (1).

226128967 is an equidigital number, since it uses as much as digits as its factorization.

226128967 is an evil number, because the sum of its binary digits is even.

The product of its digits is 145152, while the sum is 43.

The square root of 226128967 is about 15037.5851452286. The cubic root of 226128967 is about 609.2357777130.

The spelling of 226128967 in words is "two hundred twenty-six million, one hundred twenty-eight thousand, nine hundred sixty-seven".