3992898 has 64 divisors (see below), whose sum is σ = 10063872. Its totient is φ = 1028160.

The previous prime is 3992887. The next prime is 3992899. The reversal of 3992898 is 8982993.

It is not an unprimeable number, because it can be changed into a prime (3992899) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38715 + ... + 38817.

It is an arithmetic number, because the mean of its divisors is an integer number (157248).

Almost surely, 2^3992898 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3992898, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5031936).

3992898 is an abundant number, since it is smaller than the sum of its proper divisors (6070974).

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

3992898 is a wasteful number, since it uses less digits than its factorization.

3992898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199.

The product of its digits is 279936, while the sum is 48.

The square root of 3992898 is about 1998.2237111995. The cubic root of 3992898 is about 158.6461018549.

The spelling of 3992898 in words is "three million, nine hundred ninety-two thousand, eight hundred ninety-eight".