224940276 has 72 divisors (see below), whose sum is σ = 647285184. Its totient is φ = 65197440.

The previous prime is 224940263. The next prime is 224940281. The reversal of 224940276 is 672049422.

224940276 is a `hidden beast` number, since 2 + 249 + 402 + 7 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 224940276.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 3241 + ... + 21456.

It is an arithmetic number, because the mean of its divisors is an integer number (8990072).

Almost surely, 2^224940276 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 224940276, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (323642592).

224940276 is an abundant number, since it is smaller than the sum of its proper divisors (422344908).

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

224940276 is a wasteful number, since it uses less digits than its factorization.

224940276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24741 (or 24736 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 224940276 is about 14998.0090678730. The cubic root of 224940276 is about 608.1663794718.

Adding to 224940276 its reverse (672049422), we get a palindrome (896989698).

The spelling of 224940276 in words is "two hundred twenty-four million, nine hundred forty thousand, two hundred seventy-six".