2398938 has 32 divisors (see below), whose sum is σ = 5261760. Its totient is φ = 725760.

The previous prime is 2398931. The next prime is 2398961. The reversal of 2398938 is 8398932.

2398938 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2398938.

It is not an unprimeable number, because it can be changed into a prime (2398931) 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 15 ways as a sum of consecutive naturals, for example, 2553 + ... + 3363.

It is an arithmetic number, because the mean of its divisors is an integer number (164430).

2^2398938 is an apocalyptic number.

2398938 is an abundant number, since it is smaller than the sum of its proper divisors (2862822).

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

2398938 is a wasteful number, since it uses less digits than its factorization.

2398938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 862.

The product of its digits is 93312, while the sum is 42.

The square root of 2398938 is about 1548.8505415307. The cubic root of 2398938 is about 133.8668388308.

The spelling of 2398938 in words is "two million, three hundred ninety-eight thousand, nine hundred thirty-eight".