4008398 has 8 divisors (see below), whose sum is σ = 6053400. Its totient is φ = 1990600.

The previous prime is 4008397. The next prime is 4008421. The reversal of 4008398 is 8938004.

It is a sphenic number, since it is the product of 3 distinct 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 (4008391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6428 + ... + 7023.

It is an arithmetic number, because the mean of its divisors is an integer number (756675).

Almost surely, 2^4008398 is an apocalyptic number.

4008398 is a deficient number, since it is larger than the sum of its proper divisors (2045002).

4008398 is a wasteful number, since it uses less digits than its factorization.

4008398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13602.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 4008398 is about 2002.0983991802. The cubic root of 4008398 is about 158.8511191587.

The spelling of 4008398 in words is "four million, eight thousand, three hundred ninety-eight".