2308398 has 8 divisors (see below), whose sum is σ = 4616808. Its totient is φ = 769464.

The previous prime is 2308391. The next prime is 2308399. The reversal of 2308398 is 8938032.

2308398 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

2308398 is an admirable number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2308391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 192361 + ... + 192372.

It is an arithmetic number, because the mean of its divisors is an integer number (577101).

2^2308398 is an apocalyptic number.

2308398 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2308398 is a wasteful number, since it uses less digits than its factorization.

2308398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384738.

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 2308398 is about 1519.3413046449. The cubic root of 2308398 is about 132.1610751744.

The spelling of 2308398 in words is "two million, three hundred eight thousand, three hundred ninety-eight".