2442723 has 4 divisors (see below), whose sum is σ = 3256968. Its totient is φ = 1628480.

The previous prime is 2442719. The next prime is 2442767. The reversal of 2442723 is 3272442.

2442723 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 2442723 - 2² = 2442719 is a prime.

It is a D-number.

It is a nialpdrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 2442693 and 2442702.

It is not an unprimeable number, because it can be changed into a prime (2442793) 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, 407118 + ... + 407123.

It is an arithmetic number, because the mean of its divisors is an integer number (814242).

2^2442723 is an apocalyptic number.

2442723 is a deficient number, since it is larger than the sum of its proper divisors (814245).

2442723 is an equidigital number, since it uses as much as digits as its factorization.

2442723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 814244.

The product of its digits is 2688, while the sum is 24.

The square root of 2442723 is about 1562.9213032012. The cubic root of 2442723 is about 134.6763715789.

The spelling of 2442723 in words is "two million, four hundred forty-two thousand, seven hundred twenty-three".