2445723 has 12 divisors (see below), whose sum is σ = 4037488. Its totient is φ = 1397520.

The previous prime is 2445721. The next prime is 2445733. The reversal of 2445723 is 3275442.

2445723 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2445723 - 2¹ = 2445721 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2445721) 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 11 ways as a sum of consecutive naturals, for example, 19348 + ... + 19473.

2^2445723 is an apocalyptic number.

2445723 is a deficient number, since it is larger than the sum of its proper divisors (1591765).

2445723 is a wasteful number, since it uses less digits than its factorization.

2445723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38834 (or 38831 counting only the distinct ones).

The product of its digits is 6720, while the sum is 27.

The square root of 2445723 is about 1563.8807499295. The cubic root of 2445723 is about 134.7314827296.

The spelling of 2445723 in words is "two million, four hundred forty-five thousand, seven hundred twenty-three".