8013398 has 4 divisors (see below), whose sum is σ = 12020100. Its totient is φ = 4006698.

The previous prime is 8013391. The next prime is 8013403. The reversal of 8013398 is 8933108.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8013391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2003348 + ... + 2003351.

It is an arithmetic number, because the mean of its divisors is an integer number (3005025).

Almost surely, 2^8013398 is an apocalyptic number.

8013398 is a deficient number, since it is larger than the sum of its proper divisors (4006702).

8013398 is a wasteful number, since it uses less digits than its factorization.

8013398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4006701.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 8013398 is about 2830.7945880971. The cubic root of 8013398 is about 200.1115877293. Note that the first 3 decimals are identical.

The spelling of 8013398 in words is "eight million, thirteen thousand, three hundred ninety-eight".