224000440 has 32 divisors (see below), whose sum is σ = 507034080. Its totient is φ = 89060992.

The previous prime is 224000431. The next prime is 224000453. The reversal of 224000440 is 44000422.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10087 + ... + 23446.

It is an arithmetic number, because the mean of its divisors is an integer number (15844815).

Almost surely, 2^224000440 is an apocalyptic number.

224000440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224000440 is an abundant number, since it is smaller than the sum of its proper divisors (283033640).

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

224000440 is a wasteful number, since it uses less digits than its factorization.

224000440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33711 (or 33707 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 224000440 is about 14966.6442464569. The cubic root of 224000440 is about 607.3181920234.

Adding to 224000440 its reverse (44000422), we get a palindrome (268000862).

The spelling of 224000440 in words is "two hundred twenty-four million, four hundred forty", and thus it is an aban number.