1425774 has 32 divisors (see below), whose sum is σ = 3306240. Its totient is φ = 401472.

The previous prime is 1425769. The next prime is 1425791. The reversal of 1425774 is 4775241.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3282 + ... + 3690.

It is an arithmetic number, because the mean of its divisors is an integer number (103320).

2^1425774 is an apocalyptic number.

1425774 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1425774, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1653120).

1425774 is an abundant number, since it is smaller than the sum of its proper divisors (1880466).

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

1425774 is a wasteful number, since it uses less digits than its factorization.

1425774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504.

The product of its digits is 7840, while the sum is 30.

The square root of 1425774 is about 1194.0577875463. The cubic root of 1425774 is about 112.5512260538.

The spelling of 1425774 in words is "one million, four hundred twenty-five thousand, seven hundred seventy-four".