2351423 has 4 divisors (see below), whose sum is σ = 2489760. Its totient is φ = 2213088.

The previous prime is 2351357. The next prime is 2351441. The reversal of 2351423 is 3241532.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2351423 - 2¹⁰ = 2350399 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2351395 and 2351404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2353423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69143 + ... + 69176.

It is an arithmetic number, because the mean of its divisors is an integer number (622440).

2^2351423 is an apocalyptic number.

2351423 is a deficient number, since it is larger than the sum of its proper divisors (138337).

2351423 is a wasteful number, since it uses less digits than its factorization.

2351423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138336.

The product of its digits is 720, while the sum is 20.

The square root of 2351423 is about 1533.4350328592. The cubic root of 2351423 is about 132.9771193232.

Adding to 2351423 its reverse (3241532), we get a palindrome (5592955).

The spelling of 2351423 in words is "two million, three hundred fifty-one thousand, four hundred twenty-three".