422040004 has 6 divisors (see below), whose sum is σ = 738570014. Its totient is φ = 211020000.

The previous prime is 422039999. The next prime is 422040061. The reversal of 422040004 is 400040224.

It can be written as a sum of positive squares in only one way, i.e., 364886404 + 57153600 = 19102^2 + 7560^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 422040004.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52754997 + ... + 52755004.

Almost surely, 2^422040004 is an apocalyptic number.

It is an amenable number.

422040004 is a deficient number, since it is larger than the sum of its proper divisors (316530010).

422040004 is a wasteful number, since it uses less digits than its factorization.

422040004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105510005 (or 105510003 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 422040004 is about 20543.6122432254. The cubic root of 422040004 is about 750.0977674030.

Adding to 422040004 its reverse (400040224), we get a palindrome (822080228).

The spelling of 422040004 in words is "four hundred twenty-two million, forty thousand, four".