2235724625 has 8 divisors (see below), whose sum is σ = 2790184488. Its totient is φ = 1788579600.

The previous prime is 2235724607. The next prime is 2235724639. The reversal of 2235724625 is 5264275322.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 135885649 + 2099838976 = 11657^2 + 45824^2 .

It is not a de Polignac number, because 2235724625 - 2²² = 2231530321 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 8942774 + ... + 8943023.

It is an arithmetic number, because the mean of its divisors is an integer number (348773061).

Almost surely, 2^2235724625 is an apocalyptic number.

2235724625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2235724625 is a deficient number, since it is larger than the sum of its proper divisors (554459863).

2235724625 is an equidigital number, since it uses as much as digits as its factorization.

2235724625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17885812 (or 17885802 counting only the distinct ones).

The product of its digits is 201600, while the sum is 38.

The square root of 2235724625 is about 47283.4498001151. The cubic root of 2235724625 is about 1307.5935513324.

Adding to 2235724625 its reverse (5264275322), we get a palindrome (7499999947).

The spelling of 2235724625 in words is "two billion, two hundred thirty-five million, seven hundred twenty-four thousand, six hundred twenty-five".