2624423 has 4 divisors (see below), whose sum is σ = 2660448. Its totient is φ = 2588400.

The previous prime is 2624411. The next prime is 2624431. The reversal of 2624423 is 3244262.

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 2624423 - 2¹⁸ = 2362279 is a prime.

It is an Ulam number.

It is a d-powerful number, because it can be written as 2⁹ + 6³ + 2¹⁹ + 4 + 4³ + 2²¹ + 3⁷ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2624483) 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, 17903 + ... + 18048.

It is an arithmetic number, because the mean of its divisors is an integer number (665112).

2^2624423 is an apocalyptic number.

2624423 is a deficient number, since it is larger than the sum of its proper divisors (36025).

2624423 is an equidigital number, since it uses as much as digits as its factorization.

2624423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36024.

The product of its digits is 2304, while the sum is 23.

The square root of 2624423 is about 1620.0070987499. The cubic root of 2624423 is about 137.9361007816.

Subtracting from 2624423 its sum of digits (23), we obtain a square (2624400 = 1620²).

Adding to 2624423 its reverse (3244262), we get a palindrome (5868685).

The spelling of 2624423 in words is "two million, six hundred twenty-four thousand, four hundred twenty-three".