1425924 has 48 divisors (see below), whose sum is σ = 3765440. Its totient is φ = 472392.

The previous prime is 1425917. The next prime is 1425929. The reversal of 1425924 is 4295241.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a zygodrome in base 3.

It is not an unprimeable number, because it can be changed into a prime (1425929) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 8667 + ... + 8829.

2^1425924 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1425924, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1882720).

1425924 is an abundant number, since it is smaller than the sum of its proper divisors (2339516).

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

1425924 is an equidigital number, since it uses as much as digits as its factorization.

1425924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188 (or 168 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 1425924 is about 1194.1205969248. The cubic root of 1425924 is about 112.5551729373. Note that the first 3 decimals are identical.

The spelling of 1425924 in words is "one million, four hundred twenty-five thousand, nine hundred twenty-four".