3935980 has 12 divisors (see below), whose sum is σ = 8265600. Its totient is φ = 1574384.

The previous prime is 3935951. The next prime is 3935989. The reversal of 3935980 is 895393.

It is not an unprimeable number, because it can be changed into a prime (3935989) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98380 + ... + 98419.

It is an arithmetic number, because the mean of its divisors is an integer number (688800).

Almost surely, 2^3935980 is an apocalyptic number.

It is an amenable number.

3935980 is an abundant number, since it is smaller than the sum of its proper divisors (4329620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3935980 is a wasteful number, since it uses less digits than its factorization.

3935980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196808 (or 196806 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 37.

The square root of 3935980 is about 1983.9304423291. The cubic root of 3935980 is about 157.8886680319. Note that the first 3 decimals are identical.

The spelling of 3935980 in words is "three million, nine hundred thirty-five thousand, nine hundred eighty".