3977560 has 16 divisors (see below), whose sum is σ = 8949600. Its totient is φ = 1591008.

The previous prime is 3977549. The next prime is 3977569. The reversal of 3977560 is 657793.

3977560 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a zygodrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3977569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49680 + ... + 49759.

It is an arithmetic number, because the mean of its divisors is an integer number (559350).

Almost surely, 2^3977560 is an apocalyptic number.

It is an amenable number.

3977560 is an abundant number, since it is smaller than the sum of its proper divisors (4972040).

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

3977560 is a wasteful number, since it uses less digits than its factorization.

3977560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99450 (or 99446 counting only the distinct ones).

The product of its (nonzero) digits is 39690, while the sum is 37.

The square root of 3977560 is about 1994.3821098275. The cubic root of 3977560 is about 158.4427043653.

The spelling of 3977560 in words is "three million, nine hundred seventy-seven thousand, five hundred sixty".