224248628 has 6 divisors (see below), whose sum is σ = 392435106. Its totient is φ = 112124312.

The previous prime is 224248589. The next prime is 224248657. The reversal of 224248628 is 826842422.

It can be written as a sum of positive squares in only one way, i.e., 154057744 + 70190884 = 12412^2 + 8378^2 .

It is a junction number, because it is equal to n+sod(n) for n = 224248591 and 224248600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28031075 + ... + 28031082.

It is an arithmetic number, because the mean of its divisors is an integer number (65405851).

Almost surely, 2^224248628 is an apocalyptic number.

It is an amenable number.

224248628 is a deficient number, since it is larger than the sum of its proper divisors (168186478).

224248628 is a wasteful number, since it uses less digits than its factorization.

224248628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56062161 (or 56062159 counting only the distinct ones).

The product of its digits is 98304, while the sum is 38.

The square root of 224248628 is about 14974.9333220552. The cubic root of 224248628 is about 607.5424080315.

The spelling of 224248628 in words is "two hundred twenty-four million, two hundred forty-eight thousand, six hundred twenty-eight".