224450340 has 48 divisors (see below), whose sum is σ = 632490432. Its totient is φ = 59469696.

The previous prime is 224450327. The next prime is 224450351. The reversal of 224450340 is 43054422.

It is a super-2 number, since 2×224450340² = 100755910252231200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 224450340.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2494 + ... + 21333.

It is an arithmetic number, because the mean of its divisors is an integer number (13176884).

Almost surely, 2^224450340 is an apocalyptic number.

224450340 is a gapful number since it is divisible by the number (20) 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 224450340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (316245216).

224450340 is an abundant number, since it is smaller than the sum of its proper divisors (408040092).

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

224450340 is a wasteful number, since it uses less digits than its factorization.

224450340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23996 (or 23994 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 224450340 is about 14981.6667964549. Note that the first 3 decimals coincide. The cubic root of 224450340 is about 607.7245152302.

The spelling of 224450340 in words is "two hundred twenty-four million, four hundred fifty thousand, three hundred forty".