1425022242 has 64 divisors (see below), whose sum is σ = 3376339200. Its totient is φ = 392313600.

The previous prime is 1425022223. The next prime is 1425022253. The reversal of 1425022242 is 2422205241.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 852984 + ... + 854652.

It is an arithmetic number, because the mean of its divisors is an integer number (52755300).

Almost surely, 2^1425022242 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1425022242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1688169600).

1425022242 is an abundant number, since it is smaller than the sum of its proper divisors (1951316958).

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

1425022242 is a wasteful number, since it uses less digits than its factorization.

1425022242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2411.

The product of its (nonzero) digits is 2560, while the sum is 24.

The square root of 1425022242 is about 37749.4667776910. The cubic root of 1425022242 is about 1125.3144120714.

Adding to 1425022242 its reverse (2422205241), we get a palindrome (3847227483).

The spelling of 1425022242 in words is "one billion, four hundred twenty-five million, twenty-two thousand, two hundred forty-two".