3976385 has 32 divisors (see below), whose sum is σ = 5951232. Its totient is φ = 2488320.

The previous prime is 3976381. The next prime is 3976387. The reversal of 3976385 is 5836793.

3976385 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3976385 - 2² = 3976381 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is not an unprimeable number, because it can be changed into a prime (3976381) 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 31 ways as a sum of consecutive naturals, for example, 24314 + ... + 24476.

It is an arithmetic number, because the mean of its divisors is an integer number (185976).

Almost surely, 2^3976385 is an apocalyptic number.

3976385 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3976385 is a deficient number, since it is larger than the sum of its proper divisors (1974847).

3976385 is a wasteful number, since it uses less digits than its factorization.

3976385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233.

The product of its digits is 136080, while the sum is 41.

The square root of 3976385 is about 1994.0875106173. The cubic root of 3976385 is about 158.4271011217.

The spelling of 3976385 in words is "three million, nine hundred seventy-six thousand, three hundred eighty-five".