620570224 has 10 divisors (see below), whose sum is σ = 1202354840. Its totient is φ = 310285104.

The previous prime is 620570221. The next prime is 620570239. The reversal of 620570224 is 422075026.

620570224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 620570192 and 620570201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (620570221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19392804 + ... + 19392835.

It is an arithmetic number, because the mean of its divisors is an integer number (120235484).

Almost surely, 2^620570224 is an apocalyptic number.

It is an amenable number.

620570224 is a deficient number, since it is larger than the sum of its proper divisors (581784616).

620570224 is a wasteful number, since it uses less digits than its factorization.

620570224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38785647 (or 38785641 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 620570224 is about 24911.2469378793. The cubic root of 620570224 is about 852.9632327897.

The spelling of 620570224 in words is "six hundred twenty million, five hundred seventy thousand, two hundred twenty-four".