2340234 has 48 divisors (see below), whose sum is σ = 5575752. Its totient is φ = 705024.

The previous prime is 2340223. The next prime is 2340241. The reversal of 2340234 is 4320432.

2340234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1782225 + 558009 = 1335^2 + 747^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 17014 + ... + 17150.

2^2340234 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2340234, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2787876).

2340234 is an abundant number, since it is smaller than the sum of its proper divisors (3235518).

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

2340234 is a wasteful number, since it uses less digits than its factorization.

2340234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231 (or 228 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 2340234 is about 1529.7823374585. The cubic root of 2340234 is about 132.7658646600.

Adding to 2340234 its reverse (4320432), we get a palindrome (6660666).

It can be divided in two parts, 23402 and 34, that added together give a triangular number (23436 = T₂₁₆).

The spelling of 2340234 in words is "two million, three hundred forty thousand, two hundred thirty-four".