3988835 has 4 divisors (see below), whose sum is σ = 4786608. Its totient is φ = 3191064.

The previous prime is 3988823. The next prime is 3988877. The reversal of 3988835 is 5388893.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3988835 - 2⁶ = 3988771 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 13.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 398879 + ... + 398888.

It is an arithmetic number, because the mean of its divisors is an integer number (1196652).

Almost surely, 2^3988835 is an apocalyptic number.

3988835 is a deficient number, since it is larger than the sum of its proper divisors (797773).

3988835 is an equidigital number, since it uses as much as digits as its factorization.

3988835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 797772.

The product of its digits is 207360, while the sum is 44.

The square root of 3988835 is about 1997.2067995078. The cubic root of 3988835 is about 158.5922731264.

The spelling of 3988835 in words is "three million, nine hundred eighty-eight thousand, eight hundred thirty-five".