224622072 has 40 divisors (see below), whose sum is σ = 629151600. Its totient is φ = 74873808.

The previous prime is 224622059. The next prime is 224622089. The reversal of 224622072 is 270226422.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 172672 + ... + 173967.

It is an arithmetic number, because the mean of its divisors is an integer number (15728790).

Almost surely, 2^224622072 is an apocalyptic number.

It is an amenable number.

224622072 is an abundant number, since it is smaller than the sum of its proper divisors (404529528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

224622072 is a wasteful number, since it uses less digits than its factorization.

224622072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346657 (or 346644 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 27.

The square root of 224622072 is about 14987.3971055684. The cubic root of 224622072 is about 607.8794702791.

Adding to 224622072 its reverse (270226422), we get a palindrome (494848494).

The spelling of 224622072 in words is "two hundred twenty-four million, six hundred twenty-two thousand, seventy-two".