3988398 has 32 divisors (see below), whose sum is σ = 8451072. Its totient is φ = 1252800.

The previous prime is 3988381. The next prime is 3988403. The reversal of 3988398 is 8938893.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7365 + ... + 7887.

It is an arithmetic number, because the mean of its divisors is an integer number (264096).

Almost surely, 2^3988398 is an apocalyptic number.

3988398 is an abundant number, since it is smaller than the sum of its proper divisors (4462674).

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

3988398 is a wasteful number, since it uses less digits than its factorization.

3988398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600.

The product of its digits is 373248, while the sum is 48.

The square root of 3988398 is about 1997.0973937192. The cubic root of 3988398 is about 158.5864813472.

The spelling of 3988398 in words is "three million, nine hundred eighty-eight thousand, three hundred ninety-eight".