2445423 has 4 divisors (see below), whose sum is σ = 3260568. Its totient is φ = 1630280.

The previous prime is 2445419. The next prime is 2445437. The reversal of 2445423 is 3245442.

2445423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2445423 - 2² = 2445419 is a prime.

It is a D-number.

It is a junction number, because it is equal to n+sod(n) for n = 2445393 and 2445402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2445413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 407568 + ... + 407573.

It is an arithmetic number, because the mean of its divisors is an integer number (815142).

2^2445423 is an apocalyptic number.

2445423 is a deficient number, since it is larger than the sum of its proper divisors (815145).

2445423 is an equidigital number, since it uses as much as digits as its factorization.

2445423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 815144.

The product of its digits is 3840, while the sum is 24.

The square root of 2445423 is about 1563.7848317464. The cubic root of 2445423 is about 134.7259736433.

The spelling of 2445423 in words is "two million, four hundred forty-five thousand, four hundred twenty-three".