224228951 has 4 divisors (see below), whose sum is σ = 226213392. Its totient is φ = 222244512.

The previous prime is 224228947. The next prime is 224228981. The reversal of 224228951 is 159822422.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 224228951 - 2² = 224228947 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224228941) 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, 992051 + ... + 992276.

It is an arithmetic number, because the mean of its divisors is an integer number (56553348).

Almost surely, 2^224228951 is an apocalyptic number.

224228951 is a deficient number, since it is larger than the sum of its proper divisors (1984441).

224228951 is a wasteful number, since it uses less digits than its factorization.

224228951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1984440.

The product of its digits is 23040, while the sum is 35.

The square root of 224228951 is about 14974.2763097253. The cubic root of 224228951 is about 607.5246376342.

The spelling of 224228951 in words is "two hundred twenty-four million, two hundred twenty-eight thousand, nine hundred fifty-one".