1425648 has 40 divisors (see below), whose sum is σ = 4210048. Its totient is φ = 407232.

The previous prime is 1425629. The next prime is 1425649. The reversal of 1425648 is 8465241.

1425648 is nontrivially palindromic in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1425649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1786 + ... + 2457.

2^1425648 is an apocalyptic number.

It is an amenable number.

1425648 is an abundant number, since it is smaller than the sum of its proper divisors (2784400).

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

1425648 is a wasteful number, since it uses less digits than its factorization.

1425648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4261 (or 4255 counting only the distinct ones).

The product of its digits is 7680, while the sum is 30.

The square root of 1425648 is about 1194.0050251151. The cubic root of 1425648 is about 112.5479104576.

The spelling of 1425648 in words is "one million, four hundred twenty-five thousand, six hundred forty-eight".