422650140 has 96 divisors (see below), whose sum is σ = 1322576640. Its totient is φ = 99955200.

The previous prime is 422650087. The next prime is 422650159. The reversal of 422650140 is 41056224.

It is a self number, because there is not a number n which added to its sum of digits gives 422650140.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19251 + ... + 34869.

It is an arithmetic number, because the mean of its divisors is an integer number (13776840).

Almost surely, 2^422650140 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422650140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (661288320).

422650140 is an abundant number, since it is smaller than the sum of its proper divisors (899926500).

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

422650140 is a wasteful number, since it uses less digits than its factorization.

422650140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15683 (or 15681 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 422650140 is about 20558.4566541363. The cubic root of 422650140 is about 750.4590611820.

The spelling of 422650140 in words is "four hundred twenty-two million, six hundred fifty thousand, one hundred forty".