1264227 has 4 divisors (see below), whose sum is σ = 1685640. Its totient is φ = 842816.

The previous prime is 1264213. The next prime is 1264231. The reversal of 1264227 is 7224621.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1264227 - 2¹² = 1260131 is a prime.

It is a D-number.

It is a junction number, because it is equal to n+sod(n) for n = 1264197 and 1264206.

It is not an unprimeable number, because it can be changed into a prime (1264267) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210702 + ... + 210707.

It is an arithmetic number, because the mean of its divisors is an integer number (421410).

2^1264227 is an apocalyptic number.

1264227 is a deficient number, since it is larger than the sum of its proper divisors (421413).

1264227 is an equidigital number, since it uses as much as digits as its factorization.

1264227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421412.

The product of its digits is 1344, while the sum is 24.

The square root of 1264227 is about 1124.3784949918. The cubic root of 1264227 is about 108.1288756449.

Adding to 1264227 its reverse (7224621), we get a palindrome (8488848).

The spelling of 1264227 in words is "one million, two hundred sixty-four thousand, two hundred twenty-seven".