1425418 has 8 divisors (see below), whose sum is σ = 2250720. Its totient is φ = 675180.

The previous prime is 1425371. The next prime is 1425427. The reversal of 1425418 is 8145241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1425392 and 1425401.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18718 + ... + 18793.

It is an arithmetic number, because the mean of its divisors is an integer number (281340).

2^1425418 is an apocalyptic number.

1425418 is a deficient number, since it is larger than the sum of its proper divisors (825302).

1425418 is a wasteful number, since it uses less digits than its factorization.

1425418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37532.

The product of its digits is 1280, while the sum is 25.

The square root of 1425418 is about 1193.9087067276. The cubic root of 1425418 is about 112.5418576752.

The spelling of 1425418 in words is "one million, four hundred twenty-five thousand, four hundred eighteen".