224422140 has 48 divisors (see below), whose sum is σ = 640247328. Its totient is φ = 58715904.

The previous prime is 224422139. The next prime is 224422141. The reversal of 224422140 is 41224422.

224422140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (224422139) and next prime (224422141).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224422141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32107 + ... + 38466.

It is an arithmetic number, because the mean of its divisors is an integer number (13338486).

Almost surely, 2^224422140 is an apocalyptic number.

224422140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224422140 is an abundant number, since it is smaller than the sum of its proper divisors (415825188).

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

224422140 is a wasteful number, since it uses less digits than its factorization.

224422140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70638 (or 70636 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 224422140 is about 14980.7256166048. The cubic root of 224422140 is about 607.6990626080.

Adding to 224422140 its reverse (41224422), we get a palindrome (265646562).

The spelling of 224422140 in words is "two hundred twenty-four million, four hundred twenty-two thousand, one hundred forty".