2313438 has 8 divisors (see below), whose sum is σ = 4626888. Its totient is φ = 771144.

The previous prime is 2313433. The next prime is 2313439. The reversal of 2313438 is 8343132.

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

2313438 is an admirable number.

It is a Curzon number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2313431) 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, 192781 + ... + 192792.

It is an arithmetic number, because the mean of its divisors is an integer number (578361).

2^2313438 is an apocalyptic number.

2313438 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.

2313438 is a wasteful number, since it uses less digits than its factorization.

2313438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385578.

The product of its digits is 1728, while the sum is 24.

The square root of 2313438 is about 1520.9990138064. Note that the first 3 decimals coincide. The cubic root of 2313438 is about 132.2571891085.

The spelling of 2313438 in words is "two million, three hundred thirteen thousand, four hundred thirty-eight".