224979199 has 4 divisors (see below), whose sum is σ = 226222360. Its totient is φ = 223736040.

The previous prime is 224979143. The next prime is 224979221. The reversal of 224979199 is 991979422.

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 224979199 - 2²⁵ = 191424767 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 (224979109) 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, 621309 + ... + 621670.

It is an arithmetic number, because the mean of its divisors is an integer number (56555590).

Almost surely, 2^224979199 is an apocalyptic number.

224979199 is a deficient number, since it is larger than the sum of its proper divisors (1243161).

224979199 is a wasteful number, since it uses less digits than its factorization.

224979199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1243160.

The product of its digits is 734832, while the sum is 52.

The square root of 224979199 is about 14999.3066173073. The cubic root of 224979199 is about 608.2014558858.

The spelling of 224979199 in words is "two hundred twenty-four million, nine hundred seventy-nine thousand, one hundred ninety-nine".