224125405 has 16 divisors (see below), whose sum is σ = 307923840. Its totient is φ = 153410112.

The previous prime is 224125373. The next prime is 224125439. The reversal of 224125405 is 504521422.

It is a cyclic number.

It is not a de Polignac number, because 224125405 - 2⁵ = 224125373 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 224125405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15091 + ... + 25999.

It is an arithmetic number, because the mean of its divisors is an integer number (19245240).

Almost surely, 2^224125405 is an apocalyptic number.

It is an amenable number.

224125405 is a deficient number, since it is larger than the sum of its proper divisors (83798435).

224125405 is a wasteful number, since it uses less digits than its factorization.

224125405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11508.

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 224125405 is about 14970.8184479006. The cubic root of 224125405 is about 607.4311075890.

Adding to 224125405 its reverse (504521422), we get a palindrome (728646827).

The spelling of 224125405 in words is "two hundred twenty-four million, one hundred twenty-five thousand, four hundred five".