224721598 has 4 divisors (see below), whose sum is σ = 337082400. Its totient is φ = 112360798.

The previous prime is 224721577. The next prime is 224721599. The reversal of 224721598 is 895127422.

224721598 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 224721598.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224721599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56180398 + ... + 56180401.

It is an arithmetic number, because the mean of its divisors is an integer number (84270600).

Almost surely, 2^224721598 is an apocalyptic number.

224721598 is a deficient number, since it is larger than the sum of its proper divisors (112360802).

224721598 is a wasteful number, since it uses less digits than its factorization.

224721598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112360801.

The product of its digits is 80640, while the sum is 40.

The square root of 224721598 is about 14990.7170609014. The cubic root of 224721598 is about 607.9692371756.

The spelling of 224721598 in words is "two hundred twenty-four million, seven hundred twenty-one thousand, five hundred ninety-eight".