224856972 has 60 divisors (see below), whose sum is σ = 593306560. Its totient is φ = 74253024.

The previous prime is 224856967. The next prime is 224856979. The reversal of 224856972 is 279658422.

224856972 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (224856979) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 32133 + ... + 38499.

Almost surely, 2^224856972 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 224856972, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (296653280).

224856972 is an abundant number, since it is smaller than the sum of its proper divisors (368449588).

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

224856972 is a wasteful number, since it uses less digits than its factorization.

224856972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6492 (or 6481 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The square root of 224856972 is about 14995.2316420921. The cubic root of 224856972 is about 608.0912944339.

The spelling of 224856972 in words is "two hundred twenty-four million, eight hundred fifty-six thousand, nine hundred seventy-two".