1042450422 has 16 divisors (see below), whose sum is σ = 2245278000. Its totient is φ = 320753952.

The previous prime is 1042450403. The next prime is 1042450429. The reversal of 1042450422 is 2240542401.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1042450392 and 1042450401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042450429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6682297 + ... + 6682452.

It is an arithmetic number, because the mean of its divisors is an integer number (140329875).

Almost surely, 2^1042450422 is an apocalyptic number.

1042450422 is an abundant number, since it is smaller than the sum of its proper divisors (1202827578).

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

1042450422 is a wasteful number, since it uses less digits than its factorization.

1042450422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13364767.

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

The square root of 1042450422 is about 32287.0008207638. Note that the first 3 decimals coincide. The cubic root of 1042450422 is about 1013.9545066324.

Adding to 1042450422 its reverse (2240542401), we get a palindrome (3282992823).

The spelling of 1042450422 in words is "one billion, forty-two million, four hundred fifty thousand, four hundred twenty-two".