2823623 has 8 divisors (see below), whose sum is σ = 3110400. Its totient is φ = 2541880.

The previous prime is 2823617. The next prime is 2823631. The reversal of 2823623 is 3263282.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2823623 - 2⁴ = 2823607 is a prime.

It is a super-2 number, since 2×2823623² = 15945693692258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2823592 and 2823601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2823673) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23 + ... + 2376.

It is an arithmetic number, because the mean of its divisors is an integer number (388800).

2^2823623 is an apocalyptic number.

2823623 is a deficient number, since it is larger than the sum of its proper divisors (286777).

2823623 is a wasteful number, since it uses less digits than its factorization.

2823623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2517.

The product of its digits is 3456, while the sum is 26.

The square root of 2823623 is about 1680.3639486730. The cubic root of 2823623 is about 141.3412421161.

The spelling of 2823623 in words is "two million, eight hundred twenty-three thousand, six hundred twenty-three".