422406002240 has 56 divisors (see below), whose sum is σ = 1006321398072. Its totient is φ = 168883937280.

The previous prime is 422406002237. The next prime is 422406002279. The reversal of 422406002240 is 42200604224.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 21554937856 + 400851064384 = 146816^2 + 633128^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 386102 + ... + 996938.

Almost surely, 2^422406002240 is an apocalyptic number.

422406002240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

422406002240 is an abundant number, since it is smaller than the sum of its proper divisors (583915395832).

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

422406002240 is a wasteful number, since it uses less digits than its factorization.

422406002240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 613015 (or 613005 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 422406002240 its reverse (42200604224), we get a palindrome (464606606464).

The spelling of 422406002240 in words is "four hundred twenty-two billion, four hundred six million, two thousand, two hundred forty".