224581396 has 18 divisors (see below), whose sum is σ = 425576382. Its totient is φ = 103652640.

The previous prime is 224581381. The next prime is 224581397. The reversal of 224581396 is 693185422.

224581396 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 8491396 + 216090000 = 2914^2 + 14700^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224581397) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 165435 + ... + 166786.

Almost surely, 2^224581396 is an apocalyptic number.

224581396 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

224581396 is a deficient number, since it is larger than the sum of its proper divisors (200994986).

224581396 is a wasteful number, since it uses less digits than its factorization.

224581396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332251 (or 332236 counting only the distinct ones).

The product of its digits is 103680, while the sum is 40.

The square root of 224581396 is about 14986.0400373147. The cubic root of 224581396 is about 607.8427751645.

The spelling of 224581396 in words is "two hundred twenty-four million, five hundred eighty-one thousand, three hundred ninety-six".