224936401 has 4 divisors (see below), whose sum is σ = 238167972. Its totient is φ = 211704832.

The previous prime is 224936377. The next prime is 224936461. The reversal of 224936401 is 104639422.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 203034001 + 21902400 = 14249^2 + 4680^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-224936401 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (224936461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6615760 + ... + 6615793.

It is an arithmetic number, because the mean of its divisors is an integer number (59541993).

Almost surely, 2^224936401 is an apocalyptic number.

It is an amenable number.

224936401 is a deficient number, since it is larger than the sum of its proper divisors (13231571).

224936401 is a wasteful number, since it uses less digits than its factorization.

224936401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13231570.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 224936401 is about 14997.8798835035. The cubic root of 224936401 is about 608.1628871993.

The spelling of 224936401 in words is "two hundred twenty-four million, nine hundred thirty-six thousand, four hundred one".