1425208 has 8 divisors (see below), whose sum is σ = 2672280. Its totient is φ = 712600.

The previous prime is 1425199. The next prime is 1425217. The reversal of 1425208 is 8025241.

It is an interprime number because it is at equal distance from previous prime (1425199) and next prime (1425217).

It is a tau number, because it is divible by the number of its divisors (8).

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 89068 + ... + 89083.

It is an arithmetic number, because the mean of its divisors is an integer number (334035).

2^1425208 is an apocalyptic number.

It is an amenable number.

1425208 is a deficient number, since it is larger than the sum of its proper divisors (1247072).

1425208 is a wasteful number, since it uses less digits than its factorization.

1425208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178157 (or 178153 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 1425208 is about 1193.8207570653. The cubic root of 1425208 is about 112.5363306530.

The spelling of 1425208 in words is "one million, four hundred twenty-five thousand, two hundred eight".