224520394 has 16 divisors (see below), whose sum is σ = 407533248. Its totient is φ = 90562752.

The previous prime is 224520391. The next prime is 224520419. The reversal of 224520394 is 493025422.

224520394 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (224520391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 471444 + ... + 471919.

It is an arithmetic number, because the mean of its divisors is an integer number (25470828).

Almost surely, 2^224520394 is an apocalyptic number.

224520394 is a deficient number, since it is larger than the sum of its proper divisors (183012854).

224520394 is a wasteful number, since it uses less digits than its factorization.

224520394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 943389.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 224520394 is about 14984.0046049112. The cubic root of 224520394 is about 607.7877350122.

The spelling of 224520394 in words is "two hundred twenty-four million, five hundred twenty thousand, three hundred ninety-four".