1267425 has 36 divisors (see below), whose sum is σ = 2340624. Its totient is φ = 655200.

The previous prime is 1267411. The next prime is 1267429. The reversal of 1267425 is 5247621.

It is not a de Polignac number, because 1267425 - 2⁷ = 1267297 is a prime.

It is a super-2 number, since 2×1267425² = 3212732261250, which contains 22 as substring.

1267425 is a lucky 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 (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 9610 + ... + 9740.

2^1267425 is an apocalyptic number.

1267425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1267425 is a deficient number, since it is larger than the sum of its proper divisors (1073199).

1267425 is a wasteful number, since it uses less digits than its factorization.

1267425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190 (or 182 counting only the distinct ones).

The product of its digits is 3360, while the sum is 27.

The square root of 1267425 is about 1125.7997157576. The cubic root of 1267425 is about 108.2199734665.

The spelling of 1267425 in words is "one million, two hundred sixty-seven thousand, four hundred twenty-five".