422422004 has 12 divisors (see below), whose sum is σ = 764729700. Its totient is φ = 203927808.

The previous prime is 422421977. The next prime is 422422037. The reversal of 422422004 is 400224224.

It can be written as a sum of positive squares in 2 ways, for example, as 346034404 + 76387600 = 18602^2 + 8740^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1820669 + ... + 1820900.

It is an arithmetic number, because the mean of its divisors is an integer number (63727475).

Almost surely, 2^422422004 is an apocalyptic number.

It is an amenable number.

422422004 is a deficient number, since it is larger than the sum of its proper divisors (342307696).

422422004 is a wasteful number, since it uses less digits than its factorization.

422422004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3641602 (or 3641600 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

The square root of 422422004 is about 20552.9074342293. The cubic root of 422422004 is about 750.3240105213.

Adding to 422422004 its reverse (400224224), we get a palindrome (822646228).

The spelling of 422422004 in words is "four hundred twenty-two million, four hundred twenty-two thousand, four".