1425812 has 6 divisors (see below), whose sum is σ = 2495178. Its totient is φ = 712904.

The previous prime is 1425811. The next prime is 1425821. The reversal of 1425812 is 2185241.

It can be written as a sum of positive squares in only one way, i.e., 839056 + 586756 = 916^2 + 766^2 .

It is a zygodrome in base 5.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1425811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 178223 + ... + 178230.

It is an arithmetic number, because the mean of its divisors is an integer number (415863).

2^1425812 is an apocalyptic number.

It is an amenable number.

1425812 is a deficient number, since it is larger than the sum of its proper divisors (1069366).

1425812 is a wasteful number, since it uses less digits than its factorization.

1425812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356457 (or 356455 counting only the distinct ones).

The product of its digits is 640, while the sum is 23.

The square root of 1425812 is about 1194.0736995680. The cubic root of 1425812 is about 112.5522259571.

The spelling of 1425812 in words is "one million, four hundred twenty-five thousand, eight hundred twelve".