1267422 has 16 divisors (see below), whose sum is σ = 2730000. Its totient is φ = 389952.

The previous prime is 1267411. The next prime is 1267429. The reversal of 1267422 is 2247621.

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 1267392 and 1267401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1267429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8047 + ... + 8202.

It is an arithmetic number, because the mean of its divisors is an integer number (170625).

2^1267422 is an apocalyptic number.

1267422 is an abundant number, since it is smaller than the sum of its proper divisors (1462578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1267422 is a wasteful number, since it uses less digits than its factorization.

1267422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16267.

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

The square root of 1267422 is about 1125.7983833707. The cubic root of 1267422 is about 108.2198880807.

The spelling of 1267422 in words is "one million, two hundred sixty-seven thousand, four hundred twenty-two".