224326140 has 24 divisors (see below), whose sum is σ = 628113360. Its totient is φ = 59820288.

The previous prime is 224326139. The next prime is 224326147. The reversal of 224326140 is 41623422.

It is a self number, because there is not a number n which added to its sum of digits gives 224326140.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224326147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1869325 + ... + 1869444.

It is an arithmetic number, because the mean of its divisors is an integer number (26171390).

Almost surely, 2^224326140 is an apocalyptic number.

224326140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224326140 is an abundant number, since it is smaller than the sum of its proper divisors (403787220).

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

224326140 is a wasteful number, since it uses less digits than its factorization.

224326140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3738781 (or 3738779 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 224326140 is about 14977.5211567202. The cubic root of 224326140 is about 607.6123993960.

Adding to 224326140 its reverse (41623422), we get a palindrome (265949562).

The spelling of 224326140 in words is "two hundred twenty-four million, three hundred twenty-six thousand, one hundred forty".