2342523 has 4 divisors (see below), whose sum is σ = 3123368. Its totient is φ = 1561680.

The previous prime is 2342513. The next prime is 2342537. The reversal of 2342523 is 3252432.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2342523 - 2²⁰ = 1293947 is a prime.

It is a d-powerful number, because it can be written as 2⁹ + 3 + 4⁸ + 2¹¹ + 5³ + 2²¹ + 3¹¹ .

It is a D-number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2342523.

It is not an unprimeable number, because it can be changed into a prime (2342513) 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, 390418 + ... + 390423.

It is an arithmetic number, because the mean of its divisors is an integer number (780842).

2^2342523 is an apocalyptic number.

2342523 is a deficient number, since it is larger than the sum of its proper divisors (780845).

2342523 is an equidigital number, since it uses as much as digits as its factorization.

2342523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 780844.

The product of its digits is 1440, while the sum is 21.

The square root of 2342523 is about 1530.5303002554. The cubic root of 2342523 is about 132.8091369760.

Adding to 2342523 its reverse (3252432), we get a palindrome (5594955).

Subtracting 2342523 from its reverse (3252432), we obtain a palindrome (909909).

The spelling of 2342523 in words is "two million, three hundred forty-two thousand, five hundred twenty-three".