3871698 has 16 divisors (see below), whose sum is σ = 7875360. Its totient is φ = 1268576.

The previous prime is 3871691. The next prime is 3871759. The reversal of 3871698 is 8961783.

It is not an unprimeable number, because it can be changed into a prime (3871691) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5115 + ... + 5822.

It is an arithmetic number, because the mean of its divisors is an integer number (492210).

Almost surely, 2^3871698 is an apocalyptic number.

3871698 is an abundant number, since it is smaller than the sum of its proper divisors (4003662).

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

3871698 is a wasteful number, since it uses less digits than its factorization.

3871698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11001.

The product of its digits is 72576, while the sum is 42.

The square root of 3871698 is about 1967.6630809160. The cubic root of 3871698 is about 157.0244055802.

The spelling of 3871698 in words is "three million, eight hundred seventy-one thousand, six hundred ninety-eight".