1725620228 has 12 divisors (see below), whose sum is σ = 3084087552. Its totient is φ = 844452360.

The previous prime is 1725620227. The next prime is 1725620233. The reversal of 1725620228 is 8220265271.

It is not an unprimeable number, because it can be changed into a prime (1725620227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4589228 + ... + 4589603.

It is an arithmetic number, because the mean of its divisors is an integer number (257007296).

Almost surely, 2^1725620228 is an apocalyptic number.

It is an amenable number.

1725620228 is a deficient number, since it is larger than the sum of its proper divisors (1358467324).

1725620228 is a wasteful number, since it uses less digits than its factorization.

1725620228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9178882 (or 9178880 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 35.

The square root of 1725620228 is about 41540.5853112351. The cubic root of 1725620228 is about 1199.4488737738.

Adding to 1725620228 its reverse (8220265271), we get a palindrome (9945885499).

The spelling of 1725620228 in words is "one billion, seven hundred twenty-five million, six hundred twenty thousand, two hundred twenty-eight".