224405500 has 48 divisors (see below), whose sum is σ = 534669408. Its totient is φ = 81600000.

The previous prime is 224405437. The next prime is 224405501. The reversal of 224405500 is 5504422.

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224405501) 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, 14901 + ... + 25900.

It is an arithmetic number, because the mean of its divisors is an integer number (11138946).

Almost surely, 2^224405500 is an apocalyptic number.

224405500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224405500 is an abundant number, since it is smaller than the sum of its proper divisors (310263908).

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

224405500 is a wasteful number, since it uses less digits than its factorization.

224405500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40831 (or 40819 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 224405500 is about 14980.1702260021. The cubic root of 224405500 is about 607.6840427555.

Adding to 224405500 its reverse (5504422), we get a palindrome (229909922).

The spelling of 224405500 in words is "two hundred twenty-four million, four hundred five thousand, five hundred".