2342340 has 216 divisors, whose sum is σ = 9592128. Its totient is φ = 449280.

The previous prime is 2342309. The next prime is 2342357. The reversal of 2342340 is 432432.

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

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 180174 + ... + 180186.

It is an arithmetic number, because the mean of its divisors is an integer number (44408).

2^2342340 is an apocalyptic number.

2342340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2342340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4796064).

2342340 is an abundant number, since it is smaller than the sum of its proper divisors (7249788).

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

2342340 is a wasteful number, since it uses less digits than its factorization.

2342340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59 (or 41 counting only the distinct ones).

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

The square root of 2342340 is about 1530.4705158872. The cubic root of 2342340 is about 132.8056784962.

Adding to 2342340 its reverse (432432), we get a palindrome (2774772).

The spelling of 2342340 in words is "two million, three hundred forty-two thousand, three hundred forty".