2751423 has 4 divisors (see below), whose sum is σ = 3668568. Its totient is φ = 1834280.

The previous prime is 2751407. The next prime is 2751449. The reversal of 2751423 is 3241572.

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 2751423 - 2⁴ = 2751407 is a prime.

It is a D-number.

It is a junction number, because it is equal to n+sod(n) for n = 2751393 and 2751402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2751403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 458568 + ... + 458573.

It is an arithmetic number, because the mean of its divisors is an integer number (917142).

2^2751423 is an apocalyptic number.

2751423 is a deficient number, since it is larger than the sum of its proper divisors (917145).

2751423 is an equidigital number, since it uses as much as digits as its factorization.

2751423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 917144.

The product of its digits is 1680, while the sum is 24.

The square root of 2751423 is about 1658.7413903318. The cubic root of 2751423 is about 140.1261278323.

Adding to 2751423 its reverse (3241572), we get a palindrome (5992995).

The spelling of 2751423 in words is "two million, seven hundred fifty-one thousand, four hundred twenty-three".