3687789025 has 24 divisors (see below), whose sum is σ = 4685184504. Its totient is φ = 2878387200.

The previous prime is 3687789011. The next prime is 3687789029. The reversal of 3687789025 is 5209877863.

It can be written as a sum of positive squares in 12 ways, for example, as 496442961 + 3191346064 = 22281^2 + 56492^2 .

It is not a de Polignac number, because 3687789025 - 2²¹ = 3685691873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3687789029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 232137 + ... + 247513.

It is an arithmetic number, because the mean of its divisors is an integer number (195216021).

Almost surely, 2^3687789025 is an apocalyptic number.

It is an amenable number.

3687789025 is a deficient number, since it is larger than the sum of its proper divisors (997395479).

3687789025 is a wasteful number, since it uses less digits than its factorization.

3687789025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15621 (or 15616 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 55.

The square root of 3687789025 is about 60727.1687550144. The cubic root of 3687789025 is about 1544.9770142822.

The spelling of 3687789025 in words is "three billion, six hundred eighty-seven million, seven hundred eighty-nine thousand, twenty-five".