224739446 has 4 divisors (see below), whose sum is σ = 337109172. Its totient is φ = 112369722.

The previous prime is 224739419. The next prime is 224739461. The reversal of 224739446 is 644937422.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 644937422 = 2 ⋅322468711.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56184860 + ... + 56184863.

It is an arithmetic number, because the mean of its divisors is an integer number (84277293).

Almost surely, 2^224739446 is an apocalyptic number.

224739446 is a deficient number, since it is larger than the sum of its proper divisors (112369726).

224739446 is a wasteful number, since it uses less digits than its factorization.

224739446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112369725.

The product of its digits is 290304, while the sum is 41.

The square root of 224739446 is about 14991.3123508251. The cubic root of 224739446 is about 607.9853322725.

The spelling of 224739446 in words is "two hundred twenty-four million, seven hundred thirty-nine thousand, four hundred forty-six".