422506004 has 12 divisors (see below), whose sum is σ = 747008724. Its totient is φ = 209074944.

The previous prime is 422506001. The next prime is 422506027. The reversal of 422506004 is 400605224.

It can be written as a sum of positive squares in 2 ways, for example, as 220581904 + 201924100 = 14852^2 + 14210^2 .

It is a super-2 number, since 2×422506004² = 357022646832096032, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422506001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 544079 + ... + 544854.

It is an arithmetic number, because the mean of its divisors is an integer number (62250727).

Almost surely, 2^422506004 is an apocalyptic number.

It is an amenable number.

422506004 is a deficient number, since it is larger than the sum of its proper divisors (324502720).

422506004 is a wasteful number, since it uses less digits than its factorization.

422506004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1089034 (or 1089032 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 422506004 is about 20554.9508391531. The cubic root of 422506004 is about 750.3737420212.

The spelling of 422506004 in words is "four hundred twenty-two million, five hundred six thousand, four".