1267424 has 12 divisors (see below), whose sum is σ = 2495304. Its totient is φ = 633696.

The previous prime is 1267411. The next prime is 1267429. The reversal of 1267424 is 4247621.

It is a junction number, because it is equal to n+sod(n) for n = 1267393 and 1267402.

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 polite number, since it can be written as a sum of consecutive naturals, namely, 19772 + ... + 19835.

It is an arithmetic number, because the mean of its divisors is an integer number (207942).

2^1267424 is an apocalyptic number.

It is an amenable number.

1267424 is a deficient number, since it is larger than the sum of its proper divisors (1227880).

1267424 is an equidigital number, since it uses as much as digits as its factorization.

1267424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39617 (or 39609 counting only the distinct ones).

The product of its digits is 2688, while the sum is 26.

The square root of 1267424 is about 1125.7992716288. The cubic root of 1267424 is about 108.2199450045.

The spelling of 1267424 in words is "one million, two hundred sixty-seven thousand, four hundred twenty-four".