422140608 has 84 divisors (see below), whose sum is σ = 1225438240. Its totient is φ = 138917376.

The previous prime is 422140591. The next prime is 422140619. The reversal of 422140608 is 806041224.

422140608 is a `hidden beast` number, since 42 + 2 + 14 + 0 + 608 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40866 + ... + 50142.

Almost surely, 2^422140608 is an apocalyptic number.

422140608 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422140608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (612719120).

422140608 is an abundant number, since it is smaller than the sum of its proper divisors (803297632).

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

422140608 is a wasteful number, since it uses less digits than its factorization.

422140608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9374 (or 9361 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 422140608 is about 20546.0606443182. The cubic root of 422140608 is about 750.1573643130.

The spelling of 422140608 in words is "four hundred twenty-two million, one hundred forty thousand, six hundred eight".