2331398 has 8 divisors (see below), whose sum is σ = 3512808. Its totient is φ = 1160464.

The previous prime is 2331391. The next prime is 2331409. The reversal of 2331398 is 8931332.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2331398.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2331391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2036 + ... + 2967.

It is an arithmetic number, because the mean of its divisors is an integer number (439101).

2^2331398 is an apocalyptic number.

2331398 is a deficient number, since it is larger than the sum of its proper divisors (1181410).

2331398 is a wasteful number, since it uses less digits than its factorization.

2331398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5238.

The product of its digits is 3888, while the sum is 29.

The square root of 2331398 is about 1526.8916137041. The cubic root of 2331398 is about 132.5985596341.

The spelling of 2331398 in words is "two million, three hundred thirty-one thousand, three hundred ninety-eight".