1425442 has 16 divisors (see below), whose sum is σ = 2241792. Its totient is φ = 678960.

The previous prime is 1425439. The next prime is 1425451. The reversal of 1425442 is 2445241.

It is a happy number.

It is a plaindrome in base 12.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 5008 + ... + 5284.

It is an arithmetic number, because the mean of its divisors is an integer number (140112).

2^1425442 is an apocalyptic number.

1425442 is a deficient number, since it is larger than the sum of its proper divisors (816350).

1425442 is a wasteful number, since it uses less digits than its factorization.

1425442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393.

The product of its digits is 1280, while the sum is 22.

The square root of 1425442 is about 1193.9187577051. The cubic root of 1425442 is about 112.5424893003.

The spelling of 1425442 in words is "one million, four hundred twenty-five thousand, four hundred forty-two".