3980225085 has 16 divisors (see below), whose sum is σ = 6418507776. Its totient is φ = 2106070848.

The previous prime is 3980225083. The next prime is 3980225099. The reversal of 3980225085 is 5805220893.

It is not a de Polignac number, because 3980225085 - 2¹ = 3980225083 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3980225083) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1042774 + ... + 1046583.

It is an arithmetic number, because the mean of its divisors is an integer number (401156736).

Almost surely, 2^3980225085 is an apocalyptic number.

It is an amenable number.

3980225085 is a deficient number, since it is larger than the sum of its proper divisors (2438282691).

3980225085 is a wasteful number, since it uses less digits than its factorization.

3980225085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2089492.

The product of its (nonzero) digits is 172800, while the sum is 42.

The square root of 3980225085 is about 63089.0250756817. The cubic root of 3980225085 is about 1584.7808359275.

The spelling of 3980225085 in words is "three billion, nine hundred eighty million, two hundred twenty-five thousand, eighty-five".