1267226 has 4 divisors (see below), whose sum is σ = 1900842. Its totient is φ = 633612.

The previous prime is 1267223. The next prime is 1267237. The reversal of 1267226 is 6227621.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6227621 = 31 ⋅200891.

It can be written as a sum of positive squares in only one way, i.e., 1002001 + 265225 = 1001^2 + 515^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1267195 and 1267204.

It is not an unprimeable number, because it can be changed into a prime (1267223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 316805 + ... + 316808.

2^1267226 is an apocalyptic number.

1267226 is a deficient number, since it is larger than the sum of its proper divisors (633616).

1267226 is an equidigital number, since it uses as much as digits as its factorization.

1267226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633615.

The product of its digits is 2016, while the sum is 26.

The square root of 1267226 is about 1125.7113306705. The cubic root of 1267226 is about 108.2143092518.

The spelling of 1267226 in words is "one million, two hundred sixty-seven thousand, two hundred twenty-six".