3998296 has 8 divisors (see below), whose sum is σ = 7496820. Its totient is φ = 1999144.

The previous prime is 3998273. The next prime is 3998299. The reversal of 3998296 is 6928993.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-5 number, since 5×3998296⁵ (a number of 34 digits) contains 55555 as substring.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3998299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249886 + ... + 249901.

Almost surely, 2^3998296 is an apocalyptic number.

It is an amenable number.

3998296 is a deficient number, since it is larger than the sum of its proper divisors (3498524).

3998296 is a wasteful number, since it uses less digits than its factorization.

3998296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499793 (or 499789 counting only the distinct ones).

The product of its digits is 209952, while the sum is 46.

The square root of 3998296 is about 1999.5739546213. The cubic root of 3998296 is about 158.7175609003.

The spelling of 3998296 in words is "three million, nine hundred ninety-eight thousand, two hundred ninety-six".