3985698 has 16 divisors (see below), whose sum is σ = 8008416. Its totient is φ = 1322400.

The previous prime is 3985697. The next prime is 3985711. The reversal of 3985698 is 8965893.

It is not an unprimeable number, because it can be changed into a prime (3985697) 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, 28 + ... + 2823.

It is an arithmetic number, because the mean of its divisors is an integer number (500526).

Almost surely, 2^3985698 is an apocalyptic number.

3985698 is an abundant number, since it is smaller than the sum of its proper divisors (4022718).

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

3985698 is a wasteful number, since it uses less digits than its factorization.

3985698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3089.

The product of its digits is 466560, while the sum is 48.

The square root of 3985698 is about 1996.4212982234. The cubic root of 3985698 is about 158.5506875141.

The spelling of 3985698 in words is "three million, nine hundred eighty-five thousand, six hundred ninety-eight".