1425678 has 16 divisors (see below), whose sum is σ = 2975616. Its totient is φ = 454520.

The previous prime is 1425667. The next prime is 1425707. The reversal of 1425678 is 8765241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5028 + ... + 5303.

It is an arithmetic number, because the mean of its divisors is an integer number (185976).

2^1425678 is an apocalyptic number.

1425678 is an abundant number, since it is smaller than the sum of its proper divisors (1549938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1425678 is a wasteful number, since it uses less digits than its factorization.

1425678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10359.

The product of its digits is 13440, while the sum is 33.

The square root of 1425678 is about 1194.0175878102. The cubic root of 1425678 is about 112.5486999030.

The spelling of 1425678 in words is "one million, four hundred twenty-five thousand, six hundred seventy-eight".