224364720 has 40 divisors (see below), whose sum is σ = 695531376. Its totient is φ = 59830528.

The previous prime is 224364689. The next prime is 224364727. The reversal of 224364720 is 27463422.

224364720 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (224364727) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 467187 + ... + 467666.

Almost surely, 2^224364720 is an apocalyptic number.

224364720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224364720 is an abundant number, since it is smaller than the sum of its proper divisors (471166656).

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

224364720 is a wasteful number, since it uses less digits than its factorization.

224364720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 934869 (or 934863 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 30.

The square root of 224364720 is about 14978.8090314284. The cubic root of 224364720 is about 607.6472301454.

The spelling of 224364720 in words is "two hundred twenty-four million, three hundred sixty-four thousand, seven hundred twenty".